Box Stock Project 196cc Engine and Torque Specifications. Posted by ARC Racing on 3rd Jan 2019. Type: 4 Stroke OHV single cylinder. Displacement: 196cc (12ci) Bore and stroke: 68mm x 54mm. Compression ratio: 8.5:1. Oil capacity: 14-16oz full synthetic (racing applications)0:00 / 1:43:28 Basic Clearancing and Torque Specs (Predator 212, Clone 196cc, Go kart racing, Mini bike racing) ARC RACING 5.67K subscribers Subscribe 16K views 5 years ago Basic Clearancing...Updated. Follow. When re-assembling the Predator 212cc engines, use the following torque specs. Connecting rod (stock): 108 inch lbs. Side cover bolts: 17 foot lbs. Head bolts: 17 foot lbs or 204 inch lbs. Rocker studs: 17 foot lbs or 204 inch lbs (NOT rocker arm adjusters!) Rocker adjuster nuts: 94 inch lbs. Flywheel nut: 54 foot lbs.0. Nov 13, 2019. #1. I’m trying to find a Repair/Shop manual for the Predator 212cc so I can find torque spec’s etc. anyone know where these can be found free, or for purchase, I …Just as it came out of the box besides turning the governor adjustment screw to allow more RPM around (5000 - 5500) I understand most are not going to run a bone stock HEMI Predator on a dyno but i figure someone has out there. I've found some info but they have always been modified to some degree. The box says peak torque is 8.1 …Today we go over how to install a torque Converter on a Predator 212 engine. This will work for any side shaft go kart engine. Don't forget to like, comment ...Torque specs are applied to bolt size, thread pitch, and grade. A 5/16-24 grade 5 is 17-19 inch pounds, while a grade 8 is 24-27. Lock washers are used, so I …PREDATOR Application pressure washers, cement mixers, compressors, mowers, log splitters, vacuums, tillers, water pumps, chipper/shredders, generators, blowers Certification EPA Engine displacement (cc) 212cc Horsepower (hp) 6.5 Speed (max) 3600 RPM Maximum Torque 8.1 ft.-lbs. @ 2500 RPM Product Height 14 in. Product Length 12-1/2 in. Product ...212cc Predator Motor ; Stage 1 Kits Installed ; ... Engine Specs: Tillotson 212E Base Engine ... Street Racing, Or Rider Mini Bike / Go Kart!! Awesome Mid-Range ...This is a 6.5 predator engine and the 212cc to hp rank is 6.5hp out of box. When you upgrade your predator motors to a 212 stage 1 you are opening flow. When you add further 212cc predator engine mods with performance parts, you are opening up to a much more powerful engine! This performance engine build will go on a race kart for oval …Tillotson Racing has designed the 212R as a cost-effective track option to reduce cost, not performance, in an increasingly expensive engine market. Built to run current Predator 212 kart class rules. A modified the governor for smoother rpm limiting. The governor will limit to 5800 rpm but is easily adjusted lower.Resources:In-depth tear down -https://www.youtube.com/watch?v=CFpilq17LMM&ab_channel=JosephKaneDyno Test - https://www.instagram.com/p/CY9wx59vIrR/?utm_mediu...Responding to customer demand, Harbor Freight Tools has released its Predator™ 212cc GHOST™ Go-Kart Racing Engine. Engineered and developed for competitive racing, the high-performance GHOST racing engine can be added to most major chassis brands. To achieve optimum power and durability, the GHOST engine was …ITEM 61614 For technical questions, please call 1-888-866-5797. Page 5 S AFETY Op ERATION M AINTENANCE S ETU p 19. Do not cover the engine during operation. 20. Keep the engine and surrounding area clean at all times.Predator 212 Torque Converter Torque Specs, 212cc Predator Engine 200900 BMI Karts And Parts, The ROP Shop Blue Torque Converter Clutch Kit 3/4 for Predator 212cc Engines The Rop Shop. ... Motovecor Go Kart Torque Converter for Predator 212 Clutch Set, Replaces Comet TAV2 34 Inch 30-75, Manco, 10t 40 or 41 …Rato R210. The Rato R210 is a 212 cc (12.94 cu-in) single-cylinder air-cooled 4-stroke internal combustion general-purpose gasoline engine with horizontal shaft manufactured by Chongqing RATO Holding (Group) CO., LTD. The Rato R210 engine has an OHV design; flat suction valve carburetor; recoil starter or electric starter, transistorized ...PREDATOR Application tillers, blowers, vacuums, water pumps, generators Certification EPA Engine displacement (cc) 79cc Horsepower 3 Speed (max) 3600 RPM Maximum Torque 3.5 ft. lbs. @ 2500 RPM Mounting type Horizontal Product Height 11-3/4 in. Product Length 12-1/4 in. Product Weight 22.00 lb. Product Width 11-1/2 in. Shipping WeightThe Predator 212cc engine is a displacement engine that can produce a maximum output of 6.5 horsepower. However, you can replace its stock parts with performance-enhancing parts, which would increase the output and speed. Some try to upgrade the engine completely and see the amazing result of producing up to 15 hp and 7500+ rpm.Mar 5, 2022 · Predator 212cc shaft bolt size. Predator 212cc engines use a 5/16”-24 bolt for the crankshaft. 5/16” is the size of the bolt’s hex head, the number 24 is the number of threads per inch. Make sure you count the threads on the crankshaft bolt before you try to put it on. Any number other than 24 (fine thread) is not the correct bolt and ... Product Description. Ducar, Tillotson 212cc, Ghost 212 and Predator 224cc when using the OEM dished piston. Standard Length Billet Rod machined from 7075-T6 heat treated aluminum to the exacting standard you have come to expect from ARC. 3.308" center to center length for a 1.180" crankshaft and a .716" wrist pin. Includes bearings and ARP bolts.May 16, 2022 · 12.07@4800 , 13.79ft lb @ 4400 (The torque seems to fall off a cliff pretty fast though) From Gary… “Nice little motor . No issues out of the box . Idled down to 1300 and ran rich thru out the pull . Well tuned little carb. Out of the box the Ghost’s carb is tuned very good . As I dumped the throttle , the mix got richer . The 30 series is rated for 2-8hp Engines and the 40 series is for 8-18hp engines. So if you’re using an unmodified predator 212 or other honda clones with a max power of 6.5hp or lower, then 30 series is for you, if you’re using a more powerful engine such as the Predator 420 then go for the 40 series. Recumbent Trike Electric Conversion ...JRPW Race Prepared LO206. This engine gets the JRPW treatment. We expertly perform the valve job, check and set the carb, set the valve lash to our specs, bolt on all the goodies and dyno test and tune. This engine is 100% legal, but we take full advantage of tolerances and tuning to make big gains over factory stock. Ready to bolt on minus clutch.6600-P Predator 212 PVL Ignition Ultra Lite Flywheel (Non-Hemi) ARC's new light weight Predator Non Hemi 212cc flywheel for the Briggs PVL ignition. At 1.6lbs it is the lightest flywheel on the market for instant throttle response. SFI certified. Includes required coil bracket. Will work with OEM pull starter or...Your Price: $179.95. With the largest displacement of comparable engines in their class, Predator engines are fierce on power, performance! Predator engines are also the green choice with their super efficient overhead shaft design, passing Carb and EPA standards in all states (except CA)! Replace your old engines on lawn mowers, rototillers ... Resources:In-depth tear down -https://www.youtube.com/watch?v=CFpilq17LMM&ab_channel=JosephKaneDyno Test - https://www.instagram.com/p/CY9wx59vIrR/?utm_mediu...Product Description. Stock length 3.308 ARC billet aluminum connecting rod for the 212cc Predator Hemi and Non-Hemi Engines. This recommended upgrade provides a nearly indestructible connecting rod that is best suited for engine applications that produce more than 5500 RPM. Although the factory stock connecting rod will generally withstand ...Comparing Predator 212 to the Predator 420 is a difficult task because the 2 engines are very different in terms of size and performance, ... Engine Specs. Predator 212 (Non-Hemi) Non-Hemi Head; Displacement: 212 cc ; ... and once again you can increase the torque of the 212 cc engine with some performance parts.Anyone know if the stock cam specs for the small frame engines are listed/shown anywhere online or anything like that. Wanting to compare the H30-35 to the HS40/50 to see if they are the same duration and lift from the comfort of my office chair :laugh: markus; Thread; Jul 12, 2016;Anyone know if the stock cam specs for the small frame engines are listed/shown anywhere online or anything like that. Wanting to compare the H30-35 to the HS40/50 to see if they are the same duration and lift from the comfort of my office chair :laugh: markus; Thread; Jul 12, 2016;PREDATOR Application pressure washers, cement mixers, compressors, mowers, log splitters, vacuums, tillers, water pumps, chipper/shredders, generators, blowers Certification EPA Engine displacement (cc) 212cc Horsepower (hp) 6.5 Speed (max) 3600 RPM Maximum Torque 8.1 ft.-lbs. @ 2500 RPM Product Height 14 in. Product Length 12-1/2 in. Product ... Testing the Predator 212 Stock Muffler against some other Headers and Mufflers#predatorengine #predatormods #smallenginemufflerDisc Muffler https://www.rober...These head bolts are the standard stock head bolts for many of the Honda and Honda Clone Engines, including the Predator 212 Hemi and Non-Hemi, Ducar, Dupor many other Chinese brand clone engines. Bolt Dimension: M8 x 60. Tensile Strength: 8.8 (116,000 psi structural grade) Grade 5 Equivalent. Torque Spec: 20.25ft/lbs or 243in/lbs.ARC 6256 Billet Rod +.020" 3.328 Predator 212 ... Liked the quality of the piston, all specs are correct. ... Made a big difference in torque for sure. Read more. One person found this helpful. Helpful. Report. Niddy. 5.0 out of 5 stars Power. Reviewed in the United States on September 1, 2020.20-24 (177-212 in-lbs.) Connecting rod bolt. 12-14 (106-124 in-lbs.) Ignition Coil mtg bolts. 10-12 ...This manual is also suitable for: View and Download Predator Engines PREDATOR 212 owner's manual & safety instructions online. 212, 346 and 420cc Horizontal Engines. PREDATOR 212 engine pdf manual download. Also for: 346, And 420 cc horizontal engines, 68120, 68121, 68136, 68306.Predator 6.5 HP (212cc) OHV Horizontal Shaft Gas Engine EPA Item# 68120 UPC: N/A Part# Description Diagram Ref# Price 14466 OUTLT ASM. FUEL TANK OIL 16680-Z010110-0000 $1.88 Parts, prices and availability are subject to change without notice Please ensure the item number matches the item you purchased Rev 2023.008a.We think that it is the best fit for most engines. Here is our detailed comparison of 10W-30 oil vs 5W-30 oil, the second most recommended type of oil for PREDATOR engines. For cheaper alternatives, check out Valvoline VR1 Racing (725+ Reviews) or Castrol Motor Oil (465+ Reviews). They offer the same performance for a …Nov 5, 2020 · predator 212 torque specs. tillotson 212 cc engine Tillotson 212r (212cc Race Engine) Post author: admin; Post published: November 5, 2020; Post category: Uncategorized; Specifications Displacement 212cc Engine Type Horizontal Single Cylinder 4 stroke OHV Meets EPA phase III emissions standards Cooling System Forced air cooled Fuel Type 87+ octane stabilizer treated unleaded gasoline Capacity 0.9 Gallon (3.6 Liter) Engine Oil Type SAE 10W-30 above 32° F 5W-30 at 32° F or below Capacity 0.5 Quart Specifications Displacement 212!cc Engine Type Horizontal Single Cylinder 4-stroke Cooling System Forced air cooled Fuel Type 91+ octane stabilizer-treated unleaded gasoline Engine Oil Type SAE 10W-30 High quality synthetic oil Capacity 0.63 Quart Bore x Stroke 70!mm x 55!mm Compression Ratio 8.5:1 Torque Specification for Cylinder Head Bolts6254 ARC Billet Rod, HF Predator 212cc STD 3.308" X 1.191" X .709" ARC stock length billet rod with bearing inserts for the Harbor Freight Predator 212cc engine. Fits both the Hemi and Non-Hemi versions. 3.308" center-to-center for a 1.188" rod journal and .709" wrist pin. Stock OEM length for use with the stock...12.07@4800 , 13.79ft lb @ 4400 (The torque seems to fall off a cliff pretty fast though) From Gary… “Nice little motor . No issues out of the box . Idled down to 1300 and ran rich thru out the pull . Well tuned little carb. Out of the box the Ghost’s carb is tuned very good . As I dumped the throttle , the mix got richer .Predator Billet Rods; Stroker; Wildcat 223; Billet Sidecovers. 460cc Billet Side Covers; GX200, 6.5 Clone, & 212 Predators; GX390 & 420 Predator; Predator 212 Non-Hemi; Replacement Parts; Build Your Own Exhaust Parts; Camshafts And Lifters. 301 Predator & LCT Big Blocks; Big Block: GX240, GX390, 420 Predators And Clones 11/13 HP Chinese OHVRato R210. The Rato R210 is a 212 cc (12.94 cu-in) single-cylinder air-cooled 4-stroke internal combustion general-purpose gasoline engine with horizontal shaft manufactured by Chongqing RATO Holding (Group) CO., LTD. The Rato R210 engine has an OHV design; flat suction valve carburetor; recoil starter or electric starter, transistorized ...Engine Predator Engines PREDATOR 212 Owner's Manual & Safety Instructions. 212, 346 and 420cc horizontal engines (32 pages) Engine Predator Engines 212 Owner's Manual. 212/346/420 cc horizontal engines (31 pages) Engine Predator Engines 79cc Owner's Manual & Safety Instructions. 79cc horizontal engine (20 pages)The 30 series is rated for 2-8hp Engines and the 40 series is for 8-18hp engines. So if you’re using an unmodified predator 212 or other honda clones with a max power of 6.5hp or lower, then 30 series is for you, if you’re using a more powerful engine such as the Predator 420 then go for the 40 series. Recumbent Trike Electric Conversion ...Hemi-Style 212cc Predator Engine. Gas-saving overhead valves for cooler, cleaner performance and longer life; Horizontal shaft makes this an ideal all-purpose replacement engine; 8.8ft-lb at 2500rpm; Precision-machined aluminum alloy crankcase with heavy-duty cast iron, cylinder ball bearing support shaft for long life; Fuel shut-off for safe ...This is exactly what Stage 1 is for, it comes in with an upgraded air filter, exhaust, and bigger jets for your carburetor. The top rotational speed you can expect from a Stage 1 Predator 212 is 5500 RPM. The speed is limited to 5500 due to valve float caused by the stock valve springs. The stock flywheel and rod that comes with Predator 212 ...Description The ARC Billet Connecting Rod is for the Harbor Freight 212cc Predator Engine. This rod measures 3.308" and will fit both the hemi and non-hemi engine.Engine Predator Engines PREDATOR 212 Owner's Manual & Safety Instructions. 212, 346 and 420cc horizontal engines (32 pages) Engine Predator Engines 212 Owner's Manual. 212/346/420 cc horizontal engines (31 pages) Engine Predator Engines 79cc Owner's Manual & Safety Instructions. 79cc horizontal engine (20 pages)Houston, Texas. Jun 14, 2019. #2. After more research it seems the torque value for the stock flywheel is 54 ft lbs. Here is a chart I found for the Honda engines. I also found the data from OMB pertaining to the Predator and it matches the Honda data.While both the Tillotson 212 and the Predator 212 are similar in design, internal components, and specifications, the Tillotson 212 has an output that is about 40% higher than the Predator 212 engine and 10 – 20% more torque. Therefore, it’s also about 50% more expensive.Comet 500 series torque converter system is based on the old salsbury clutches. It will handle up to 25hp 2 cycle engines and 16 hp 4 cycle engines. The drive clutch comes with either a 3/4" or a 1" bore. The driven clutch comes in either a 7-1/2" or a 8-1/2" diameter unit, the bore size can be either 3/4" or 1".Predator 212cc 4 stroke single cylinder go kart, mini bike and drift trike engine parts and hot rod small engine components.In summary, the Predator 420 engine has about twice the displacement (212cc vs 420cc), twice the output (6.5 hp vs 13 hp) and more than twice the torque (8.1 ft-lb vs 18.4 ft-lb) compared to the Predator 212. When installed on a go-kart a Predator 420 engine is able to increase the top speed by about 50%.PREDATOR Application tillers, blowers, vacuums, water pumps, generators Certification EPA Engine displacement (cc) 79cc Horsepower 3 Speed (max) 3600 RPM Maximum Torque 3.5 ft. lbs. @ 2500 RPM Mounting type Horizontal Product Height 11-3/4 in. Product Length 12-1/4 in. Product Weight 22.00 lb. Product Width 11-1/2 in. Shipping Weight 26.60 lb ...We're still in the dark about the performance levels of the Ghost 212, there are no advertised HP or torque ... Someone mocked up the Ghost 212 kart racing engine with a 252 camshaft all put together inside a standard 212 Predator ... Unless it’s done by someone like Dyno that had it made to spec it will still be a glorified 212 ...Ducar 212 Engine Ducar 224cc Engine Briggs and Stratton Engines Animal Engine Flathead Engine LO206 Engine World Formula Engine Harbor Freight Engines ... Predator Engine. The Predator 212CC Engine is growing in popularity. This engine comes stock and can be used "Stock out of the box". While the Predator has been shown to be ever changing …Predator 6.5 HP (212cc) OHV Horizontal Shaft Gas Engine EPA Item# 68120 UPC: N/A Part# Description Diagram Ref# Price 14466 OUTLT ASM. FUEL TANK OIL 16680-Z010110-0000 $1.88 Parts, prices and availability are subject to change without notice Please ensure the item number matches the item you purchased Rev 2023.008a.Jun 2, 2015 · Jun 12, 2015. #5. 68120 is at least a few years old, you wont likely find the kind of specs your looking for. The ones i posted above are the exact same for all non hemi predators if you were to look on the boxes they come in, except some of the older ones said 3600rpm instead 3800rpm. J. These are just reference numbers for the ones not as experienced as some others. BSP 196cc Engine Clearances and Torque specs. Type: 4 Stroke OHV single cylinder. Displacement: 196cc (12ci) Bore & Stroke: 68mm x 54mm (2.677 x 2.125) Compression Ratio: 8.5:1. Max Oil Capacity: 14-16oz Synthetic (Racing Applications)Owner’s Manual & Safety Instructions - Harbor Freight ToolsYour Price: $179.95. With the largest displacement of comparable engines in their class, Predator engines are fierce on power, performance! Predator engines are also the green choice with their super efficient overhead shaft design, passing Carb and EPA standards in all states (except CA)! Replace your old engines on lawn mowers, rototillers ... View and Download Predator Engines 212cc owner's manual online. Horizontal Engine. 212cc engine pdf manual download.black mamba jr cam (predator 212 non-hemi) add to cart: $100.00 in cart not available out of stock. $100.00 .275" lift 230° duration @ .050" 104° lsa. the ultimate torque cam! 6,000+rpm! hardface welded! ... side cover stud kit (gx200/clone/predator) torque specs: 200-220 inch lbs.A little break down and measurements of the new Predator 224cc engine. I am only going to highlight the performance parts that will work on this engine to help keep the confusion down. The 224cc engine is 70mm bore and 58mm stroke. Flywheel… this engine takes any of the current flywheels for the Honda/Clone engine. Such as the 6619, 6689 and 6602 models. The OEM starter cup engaged ...The Predator 6.5 HP (212cc) OHV Horizontal Shaft Gas Engine is a horizontal cylinder 4-stroke OHV recoil starting gas engine. It operates at a maximum speed of 3800 RPM and delivers a maximum torque of 8.1 ft.-lbs. @ 2500 RPM.Predator 212cc Valve Sizes. This guide can help you understand what valves your Predator engine came with. This is NOT an absolute guide as some parts could be changed when the engine was produced. To be certain you will need to measure the stem and face diameters. Gen 1 Predator (non-hemi); 5.5mm stems, 25mm intake, 24mm exhaust.Install arc billet rod article: http://kartfab.com/go-kart-engines-predator-212cc/arc-billet-connecting-rod-installation-guideMini Bike Build Playlist: https...Engines. Predator 224 Engine. The latest Predator Engine is now 224cc with a 70mm bore and 58mm stroke crankshaft produced by Ducar for Harbor Freight Tools. This new engine increases output up to 10% more than previous models. This engine features the more popular non-Hemi head but uses many of the same parts as the Ducar 212 and Tillotson …54.94mm. Valve Size IN/EX: 27mm/24mm. The 212 DUCAR Engine is designed to compete in the Predator classes. It features a PVL flywheel, cast iron cylinder sleeve, dual ball bearing block, eliectronic ignition, DUCAR hemi style head, EZ pull start design, ruixing carburetor, and more. | 212-1000.Mar 18, 2022 · After seeing the differences I prefer the Ducar 212 hemi much more than the Ghost 212. The Ghost does have a better cam and I was able to put it under the degree wheel this morning, but a small camshaft is only $60, leaving $240 investment in a run of the mill Hemi 212 Predator engine with no gas tank, a cast flywheel and the substituted Ducar ... 214-1282 Wrist Pin Ducar 212 / Ducar 224 / Pred 224. $2.75. Add to Cart. Compare.ARC rod torque is 170 inch/lbs with a light coat of oil on the treads. Start at 100 inch/lbs alternating from bolt to bolt going up 20 or so inch/lbs until you reach 170 …May 16, 2022 · flattop1. Dawg 89. May 16, 2022. #2. rebsfan4 said: Parts and component findings for the Predator Ghost 212cc engine I have. The engine was tore down just as if a 100% complete technical inspection was done. All parts were measured and weighed. All measurable timing events of the cam and valves were measured as well. 212cc (6.5HP) Predator Engine- With the largest displacement of comparable engines in their class, Predator engines are fierce on power, performance! ... Engine Specs: Displacement: 212 cc ; Engine Cycle: 4 stroke ; Maximum Torque: 8.1 ft-lbs @ 2500 RPM; Maximum RPM: 3600 RPM ; Compression Ratio: 8.5:1 ; Fuel Type: 87+ Octane; Engine Oil ...Warwick Qld, Australia. May 22, 2013. #10. maximu5 said: 5/16"-24 means the size of the bolt is 5/16" and the -24 means there are 24 threads per inch on the bolt so making it a fine thread bolt. On a normal 5/16" bolt there is 18 threads per inch making it a coarse thread. Hey, that's true; I should've known that.6254 ARC Billet Rod, HF Predator 212cc STD 3.308" X 1.191" X .709" ARC stock length billet rod with bearing inserts for the Harbor Freight Predator 212cc engine.It will however allow you to change the gearing of your BT200X which is originally set to 10:1. With a torque converter, you can easily change it to 6:1 without damaging the torque converter. This change in gearing will result in your top speed increasing 5/3 times your original top speed. Taking the top speed from 20 mph to 34-35 mph.Hey guys in this video we put the all new harbor freight ghost 212cc kart racing engine to the test on our custom built go kart!Linke to harbor freighthttps:...Aug 13, 2023 · Here is our detailed comparison of 10W-30 oil vs 5W-30 oil, the second most recommended type of oil for PREDATOR engines. For cheaper alternatives, check out Valvoline VR1 Racing (725+ Reviews) or Castrol Motor Oil (465+ Reviews). They offer the same performance for a better price. Mar 18, 2022 · After seeing the differences I prefer the Ducar 212 hemi much more than the Ghost 212. The Ghost does have a better cam and I was able to put it under the degree wheel this morning, but a small camshaft is only $60, leaving $240 investment in a run of the mill Hemi 212 Predator engine with no gas tank, a cast flywheel and the substituted Ducar ... Item. DUCAR-212KIT. Product Details. Documents. Kit includes the Ducar 212 engine, chain guard, and throttle kit., With this new Super 30 Series Driver, you can take full advantage of a high HP high RPM small block eng, Description. Stripped down to the essentials, the Predator 212cc GHOST racing engine for go-karts and, A little break down and measurements of the new Predator 224cc engine. I am only , Today we pull out the highly anticipated Harbor Freight stock Ghost 212cc racing engine. We strap it, Important Generator Safety Info. $17999. Was $199.99. Save, Our Predator 301cc 8 HP Vertical Engine is a great replacement for your Honda GX270, 270cc, Briggs & Str, They might look very similar if you compare the specs but both engin, PREDATOR Application pressure washers, cement mixers, compressors, mo, For non-federation powersports, our TPP-212E is a hig, The Predator 6.5 HP (212cc) OHV Horizontal Shaft Gas Engi, this year built up a predator . torque to 17ft lbs. 2 laps all bolts , Summary. Predator 420 is a bigger, heavier block that produces , But there's two more issues i noticed besides it being a ear, A stock Predator 212 engine will have no use of such cl, Honda GX200T - 196 cc (6.5 HP, 4.8 kW) general-purpose engine spec, While both the Tillotson 212 and the Predator 212 are s, PREDATOR Application pressure washers, cement mixers,.