Bearings - Main M20- Coated Race -- Ireland Engineering Shopping Cart
$214.00
-- Racing Main Bearings- Coated
These Main Bearings are Coated to dramatically increase their Durability and usefull life. If you're building a race motor these are the smart move. Sold as a 6 cylinder set.
Please specify bearing size: Standard, 1st Undersize (+.010"), 2nd Undersize (+.020").
Please note that undersize coated bearings are SPECIAL ORDER ONLY. Lead time for coated undersized bearings is approximately two weeks.
SKU: M20mainbearcoated
Other products in the category E30 / E30 Performance Parts / E30 Performance Engine:
2.9 liter Stroker Kit -- new lower price--Turn the 2.5 liter 325i (m20)motor into a 2.9 liter. This is a major performance improvement. Kit includes forged steel crank . . .
3.0 liter Stroker Kit -- Turn the 2.5 liter 325i (m20)motor into a 3.0 liter for performance similar an E36 M3. The additional torque allows the engine to pull strongly . . .
3.1 liter Stroker Kit -- Turn the 2.5 liter 325i (m20)motor into a 3.1 liter for performance beyond a E36 M3. The additional torque allows the engine to pull strongly . . .
Pistons - Forged - custom -- Set of 6 Pistons - Custom forged pistons - Since these are custom you can have pretty much anything you want. Bore, compression, head type, . . .
Main Bearing Cap high strength ARP bolts -6 cyl M20 -- We have not seen a big problem with the factory main bearing bolts. But for higher strength and more accurate torque we offer these ARP high . . .
Bearings - Main M20 -- Please specify standard or .25mm under and year of motor.
H Beam Rods for M20/M50/S50 6 cyl -135mm -- New Product-in stock for immediate delivery- These are super strong high performance H beam rods machined from forged 4340 steel. They come . . .
Bearings- Rod M20 - Coated Race -- The rod bearings are the weakest link in the M20 bottom end. These bearings are coated for much better durability and longer life. These are . . .
Oil Pump - M20 -- Oil Pump for M20 motor - Don't rebuild your motor without replacing the oil pump.
Oil Pan - M20 -- These often get cracked or broken. Welding seldom holds for long. This is a new pan. We can also usually supply good used pans for $150. . . .
Oil Pan windage tray/baffle -M20 -- New Product- Windage tray for the M20 6 cylinder. This is a plate that bolts between the pan and block. It is shaped to closly conform to the . . .
Gasket Set - Lower
Gasket Set - Upper -- M20 upper gasket set including head gasket
Motor Mount-E30,E9,E12,E24 - Urethane -- These heavy duty urethane motor mounts are stronger and absorb vibration better than the factory mounts. They are also more resistant to oil . . .
Cam M20 Performance 272 -new billet -- We have these cams ground for us on new billets. They are NOT regrinds on stock cams. Great upgrade for M20 engines. Makes an improvement . . .
Cam - M20 Performance 304 - New Billet -- This cam has 304 degrees duration and 11.8mm lift. This cam is not usually a good choice for "street" engines. However we now have a special . . .
Cam M20 Performance 272 -regound -- These are reground on stock cams. Great upgrade for M20 engines. Makes an improvement you can really feel. Design and results are very similar . . .
Cam Schrick 272/284 for M20 -- Two grinds are available. First has 272 degrees duration and 11.0mm lift. The second is the same for the exhaust but intake is 284 degrees and . . .
Cam Schrick 288 for M20 -- This cam has 288 degrees duration and 11.4mm lift. This cam is not really a good choice for "street" engines. It make very good power, but . . .
Cam - Schrick for M3 -- There are 2 grinds available. The first is 276 degree duration with 11.3mm lift, and the second is 284 duration with 11.5mm lift. They are . . .
Cam Gear -Adjustable - for M20 engine -- New Product - Adjustable can gear for the M20 6 cylinder engine. This allows the cam timing to be advanced or retarded to move the power band . . .
Rocker Arm M20 -Heavy Duty Race -- New Product - These M20 rockers are made exclusively for Ireland Engineering. We designed them to be extra thick on the adjuster side to eliminate . . .
Rocker Arm -M20-Billet -Race -- New Product - Billet Rocker Arms for the M20 6 cylinder engine --These rocker arms are CNC machined from 7075 aircraft quality aluminum. They . . .
Rocker Shaft M20
Valve - Exhaust M20 -- Aftermarket exhaust valve for the M20 engine. These are stightly smaller on the back side so should offer a small performance gain over the . . .
Valve- Exhaust M20 factory -- Factory exhaust valve for M20 engine
Valve -exhaust E30 M3 -S14 -- Exhaust valve for E30 M3 S14 4 cyl engine. sold each
Valve - Intake/Exhaust - E30 twincam -- Intake and exhaust valves for the E30 318 twincam M40 engine. sold each
Valve -Intake M20 -- Aftermarket intake valve for the M20 engine.
Valve- Intake M20 factory -- Factory intake valve for M20 engine
Valve-oversize exhaust for M20 -- New Product - These Stainless Steel exhaust valves are 37mm diameter (1mm oversize). Finally oversize valves are available at resonable cost. . . .
Valve-oversize intake for M20 -- New Product - These Stainless Steel intake valves are 43mm diameter (1mm oversize). Finally oversize valves are available at resonable cost. . . .
Valve Springs- M20 double -- These are standard on the 325i engine. Priced per set of 1 inner and 1 outer (Per Valve).
Head Studs - ARP-6cyl M20 -- For race engines and tubo applications we replace the factory head bolts with these ARP head studs for higher strength and more accurate torque. . . .
Head Gasket -- Factory replacement head gasket
Head Gasket - M20 performance -- These are multilayer metal gaskets. They are perfect for performance, turbo and race engines. If you are careful they are also reusable.
Oil Cooler - 19 row -- 19 row oil cooler similar to Earl's or Setrab. Cooler measures 11" long x 2" thick x 5.75" high. Total length including flanges is 13". Our . . .
Oil Cooler 17"x1.5" -- Oil Cooler measures 17"x 2 5/8" hi x 1 1/2" thick. Total length with end tanks and fitting is 22". This is a super heavy duty cooler. Size . . .
Programable Engine Management -- A BMW Performance Chip that you can program directly from your laptop.
Many have been anticipating a product like this for years and now the . . .
Mass Air Flow Sensor for 325i -- New simplified design and lower cost - Mass Air Flow sensor for the E30 325i. Direct fit with simple instructions. Get rid of the restrictive . . .
Performance Chip -- Our Ultra Chip incorporates the latest engine management technology and information to upgrade the performance of your BMW. Because there are . . .
Fuel Injectors - Fuel Injectors - 17lb/hr -- The 325i stock injectors are 14.5 lb/hr and are good for about 180 HP. Performance upgrades that raise the potential above this level will have . . .
Fuel Injectors - Fuel Injectors - 19lb/hr -- The 325i stock injectors are 14.5 lb/hr and are good for about 180 HP. Performance upgrades that raise the potential above this level will have . . .
Fuel Pressure Regulator - Adjustable with gauge -- New Design - Billet fuel pressure regulator fits All E30's including M3, All other BMW's with motronic M30 and M20 engines -- These are very . . .
Fuel Accumulator - E30 -- E30's have fuel starvation problems when driven hard. Some cars begin to exibit this problem just below 1/2 tank. This can ruin your day and . . .
Radiator - Aluminum - E30 325i -- New Product-- Aluminum Radiator - Direct fit for the 1988 up E30 325i. These are all welded aluminum -NO PLASTIC. Core is 45mm thick vs 33mm . . .
Silicon Rubber Hose Set - E30 325i -- New Product - Silicon Rubber Hose set for the E30 325I. Fits 1988 through 1992 325i's. Does not fit the 1987. This hose set is beautiful 3 . . .
Water Pump - M20 - 325 -- Water Pump - You should replace the water pump when ever you replace the timing belt every 60K miles.
Fan Clutch -- Often over heating is due to a bad fan clutch.
Alternator Pulley - aluminum racing- for E30 6 cyl -- This billet aluminum alternator pulley is for the M20 engine (6 cylinder single cam). It is larger diameter (5") so it slows down the alternator . . .
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