Pro Main Stud Set ARP main bearing cap studs are manufactured from 8740 chrome-moly steel, heat-treated in-house, 200,000 psi tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger...

Main Stud Set ARP main studs are manufactured from 8740 chrome-moly steel, heat-treated in-house, 200,000 psi tensile strength and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger. All kits come...

Pro Main Studs ARP main studs are manufactured from 8740 Chromoly steel, heat-treated in-house to 200,000 psi Tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger than others. All...

OEM Main Bolt Set Time to replace those main bearing cap bolts while rebuilding your bottom end? No problem, we have you covered, order this complete set of 10 main cap bolts. Contact our Tech Support Line for further information at 928-575-2174...

Crankshaft Scraper (Full Perimeter) During regular engine operation, a significant amount of oil adheres to or becomes entrained in, a cloud surrounding the spinning bottom end. This oil eats up the horsepower your engine is making by increasing the...

Main Bolt Set Time to replace those main bolts while rebuilding your bottom end? No problem, we have you covered, order this complete set of (8) main bolts. Contact our Tech Support Line for further information at 928-575-2174. Note:...

Harmonic Balancer Seal Saver Do you have a pesky oil leak coming from the harmonic balancer? Don't just keep swapping out front seals. Press this seal saver into the harmonic balancer seal surface to keep the seal riding on a beautiful smooth finish...

Engine Rebuild Oil Galley Plug Kit Every 20R/22R/RE/RET block and crankshaft have numerous oil port locations that need to be plugged off after cleaning. LC Engineering can supply you with all these hard to find plugs. Most engines have some sort of...

Seal Saver (Rear Main) Do you have a pesky oil leak coming from the rear main seal? Don't just keep swapping out rear main seals. LC Engineering carries this seal saver that slides right over the rear hub of the crank and rides between the crank and...

Front Balancer Bolt We recommend replacing the balancer bolt any time you remove the harmonic balancer. Cheap insurance to avoid problems down the road. This is the OEM bolt with a large flange. It is recommended to use Anti-seize when installing...

OEM Balancer Bolt We recommend replacing the balancer bolt any time you remove the harmonic balancer. Cheap insurance to avoid problems down the road. This is the OEM bolt with a large flange. The bolt size is m16 x 1.50. It is recommended to use...

Seal Saver (Rear of Crankshaft) Do you have a pesky oil leak coming from the rear main seal? Don't just keep swapping out rear main seals. LC Engineering carries this seal saver that slides right over the rear hub of the crank and rides between the...