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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 49 Items.
Harmonic Balancer, Internal Balance, Steel, Black Zinc Chromate, SFI 18.1, Mazda, Each
Part Number: FLU-521001
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.990 in. Diameter, 2.930 in. Length, 203 grams, Each
Part Number: WIS-S797
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.927 in. Diameter, 2.500 in. Length, 0.150 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-92725001552C
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, 0.928 in. Diameter, 2.500 in. Length, 0.150 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-92825001552C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Pin, 52100 High Carbon Steel, 0.990 in. Diameter, 2.930 in. Length, 172 Grams, Each
Part Number: WIS-S726
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.669 in. Diameter, 2.250 in. Length, 0.140 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-66922501452C
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, 0.669 in. Diameter, 2.050 in. Length, 0.110 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-66920501152C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.945 in. Diameter, 2.250 in. Length, 122 grams, Each
Part Number: WIS-S785
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.750 in. Diameter, 2.250 in. Length, 0.130 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-75022501352C
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, 0.990 in. Diameter, 2.930 in. Length, 0.180 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-99029301852C
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, 0.748 in. Diameter, 2.050 in. Length, 0.120 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-74820501252C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.906 in. Diameter, 2.360 in. Length, 145 grams, Each
Part Number: WIS-S794
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.927 in. Diameter, 2.750 in. Length, 151 grams, Each
Part Number: WIS-S793
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 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 Wrist Pins, 52100 Steel, 0.768 in. Diameter, 2.250 in. Length, 74 grams, Each
Part Number: WIS-S738
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.906 in. Diameter, 2.500 in. Length, 153 grams, Each
Part Number: WIS-S789
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.708 in. Diameter, 2.250 in. Length, 0.120 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-70822501252C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Rocker Arm Shafts, Unassembled, works w/Stock Rocker Arms, for AFR or Trick-Flow® Specialties LS3 Cylinder Heads, w/Hardware, 52100 Bearing Steel, Kit
Part Number: BTC-S0427
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.866 in. Diameter, 2.250 in. Length, 122 grams, Each
Part Number: WIS-S796
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.906 in. Diameter, 2.250 in. Length, 135 grams, Each
Part Number: WIS-S792
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52 Series, 52100 Steel, 0.927 in. Diameter, 2.750 in. Length, 0.150 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-92727501552C
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, 0.728 in. Diameter, 2.250 in. Length, 0.120 in. Wall Thickness, Chamfered End, Each
Part Number: JEP-72822501252C
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Piston Pin, 52100 Steel, 0.927 in. Diameter, 2.500 in. Length, 106 Grams, Each
Part Number: WIS-S699
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.906 in. Diameter, 2.250 in. Length, 138 grams, Each
Part Number: WIS-S790
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Piston Wrist Pins, 52100 Steel, 0.927 in. Diameter, 2.750 in. Length, 172 grams, Each
Part Number: WIS-S801
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
