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Engines & Engine Parts
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your...
Welcome to your headquarters for horsepower—the place to get everything you need to build real power and performance! We’ve got competition-proven crate engines, performance-matched top end kits, and complete rotating assemblies from the biggest names in the industry. You can add a set of high-flow cylinder heads to your powerplant, upgrade your valvetrain, improve your oiling system, or drop in a new set of pistons. We also have a complete selection of crankshafts, connecting rods, harmonic balancers, pulleys, and engine brackets. We even have everything you need to restore the horsepower that time has stolen from your daily driver.
Showing In Stock Items. Show All 31 Items.
Connecting Rod Kit, Powersports, Forged Steel, Connecting Rod, Bearings, Thrust Washer, Kit
Part Number: HRI-8122
Estimated Ship Date: Apr 21, 2026 if ordered today
Estimated Ship Date: Apr 21, 2026 if ordered today
ProX Piston Kit PW50 '81-22 (41.00mm)
Part Number: PXR-01-2005-100
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
ProX Con.Rod Kit MJ/PW50 '81-22 + MA/SA/S/CT50 -2E9-
Part Number: PXR-03-2008
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
ProX Piston Kit PW50 '81-22 (40.50mm)
Part Number: PXR-01-2005-050
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
ProX Piston Pin Bearing KX80/85/100 '81-22 14x18x17
Part Number: PXR-21-4103
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
ProX Piston Kit PW50 '81-22 (40.00mm)
Part Number: PXR-01-2005-000
Not Yet Reviewed
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Apr 30, 2026 if ordered today
Estimated Ship Date: Today
Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit
Part Number: MIL-81223
Estimated Ship Date: Jul 3, 2026 if ordered today
Estimated Ship Date: Jul 3, 2026 if ordered today
Piston Wrist Pin, 51 Series, 5115 Steel, 0.812 in. Diameter, 2.250 in. Length, 0.140 in. Wall Thickness, 86 Grams, Chamfered End, Each
Part Number: JEP-81222501451C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Main Studs, 2-Bolt, Cadillac, 472, 500, Kit
Part Number: MIL-81229
Not Yet Reviewed
Estimated Ship Date: Jul 3, 2026 if ordered today
Estimated Ship Date: Jul 3, 2026 if ordered today
Piston Wrist Pins, Series TT, H13 Tool Steel Alloy, 0.812 in. Diameter, 2.050 in. Length, 0.130 Wall Thickness, Chamfered End, Each
Part Number: JEP-812205013TTC
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Wrist Pins, 95 Series, 9310 Steel, 0.812 in. Diameter, 2.250 in. Length, 0.140 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-81222501495C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Wrist Pin, 51 Series, 5115 Steel, 0.812 in. Diameter, 2.250 in. Length, 0.140 in. Wall Thickness, 86 Grams, Straight End, Each
Part Number: JEP-81222501451S
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Main Studs, 2-Bolt, Pontiac, 326-455, Kit
Part Number: MIL-81221
Estimated Ship Date: Jul 7, 2026 if ordered today
Estimated Ship Date: Jul 7, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit
Part Number: MIL-81222
Not Yet Reviewed
Estimated Ship Date: Jul 3, 2026 if ordered today
Estimated Ship Date: Jul 3, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston Wrist Pin, 51 Series, 5115 Steel, 0.812 in. Diameter, 2.500 in. Length, 0.140 in. Wall Thickness, 95 Grams, Chamfered End, Each
Part Number: JEP-81225001451C
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
JE PREMIUM PIN
Part Number: JEP-S0021
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.812 in. Diameter, 2.500 in. Length, 0.120 in. Wall Thickness, Straight End, Each
Part Number: JEP-81225001252S
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Pin, JE STRAIGHT WALL PIN .812 X 2.500 X.150W
Part Number: JEP-812250015TSC
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
