1981 Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

SRP 4032 Alloy Forged Pistons 138086

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.260 in. Compression, Chevy, Set of 8

Part Number: JEP-138086

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138090

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Set of 8

Part Number: JEP-138090

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 139477

Pistons, Forged, Flat Top, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8

Part Number: JEP-139477

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 139479

Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8

Part Number: JEP-139479

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 139508

Pistons, Forged, Flat Top, Single Valve Relief, 4.320 in. Bore, 4.250 in. Stroke, 6.135 in. Rod, 1.520 in. Compression, Chevy, Set of 8

Part Number: JEP-139508

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138096

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.020 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-138096

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138103

Pistons, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-138103

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138104

Pistons, Forged, Dish, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-138104

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138105

Pistons, Forged, Dish, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-138105

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 138106

Pistons, Forged, Dish, 2-Valve Reliefs, 4.020 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Set of 8

Part Number: JEP-138106

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

JE Pistons SRP 2618 Alloy Forged Pistons 140675

Pistons, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Set of 8

Part Number: JEP-140675

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

JE Pistons SRP 2618 Alloy Forged Pistons 140679

Pistons, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, 1.260 in. Compression, Chevy, Set of 8

Part Number: JEP-140679

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

JE Pistons SRP 2618 Alloy Forged Pistons 139532

Pistons, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Set of 8

Part Number: JEP-139532

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 140055

Pistons, Forged, Flat Top, 2-Valve Reliefs, 4.060 in. Bore, 3.562 in. Stroke, 5.700 in. Rod, 1.519 in. Compression, Chevy, Set of 8

Part Number: JEP-140055

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

JE Pistons SRP 2618 Alloy Forged Pistons 297257

Pistons, Forged, Dome, Single Valve Relief, 4.600 in. Bore, 4.375 in. Stroke, 6.535 in. Rod, 1.465 in. Compression, Chevy, Set of 8

Part Number: JEP-297257

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

SRP 4032 Alloy Forged Pistons 338185

Pistons, Forged, Dome, Single Valve Relief, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8

Part Number: JEP-338185

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Wiseco Powersports Piston Kits for 1981-1983 KZ1000A/J, 1982-1983 KZ1000R LAWSON REPLICA - K1076

Wiseco Powersports Piston Kits for 1981-1983 KZ1000A/J, 1982-1983 KZ1000R LAWSON REPLICA - K1076

Piston and Ring Kit, Powersports, Forged, Aluminum, Gaskets, Kawasaki, Kit

Part Number: WIS-K1076

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits K1100

Piston and Ring Kit, Powersports, Forged, Aluminum, Gaskets, Suzuki, Kit

Part Number: WIS-K1100

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1981-1983 KZ1000A/J, 1982-1983 KZ1000R LAWSON REPLICA - K1106

Piston and Ring Kit, Powersports, Forged, Aluminum, Gaskets, Kawasaki, Kit

Part Number: WIS-K1106

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Sport Compact Piston and Ring Kits K508M89

Piston and Ring, Forged, Dome, 3.504 in. Bore, Toyota, 4-Cylinder, Kit

Part Number: WIS-K508M89

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits K823

Piston and Ring Kit, Forged Aluminum, 65.000mm Bore, Honda®, Kit

Part Number: WIS-K823

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits K985

Piston and Ring Kit, Forged Aluminum, 67.500mm Bore, Honda®, Kit

Part Number: WIS-K985

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1981-1982 KZ1100B GPZ - K1171

Piston and Ring Kit, Powersports, Forged, Aluminum, Gaskets, Kawasaki, Kit

Part Number: WIS-K1171

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Powersports Piston Kits for 1978-1981 XS1100, 1980-1981 XS1100L MID-SPECIAL, 1979-1981 XS1100S SPECIAL - K1179

Piston and Ring Kit, Powersports, Forged, Aluminum, Gaskets, Yamaha, Kit

Part Number: WIS-K1179

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Wiseco Pro Tru Street Pistons PTS513A3

Pistons, Pro Tru Street, Forged, Dish, 4.030 in. Bore, Rings, Ford, 5.0L Windsor, Set of 8

Part Number: WIS-PTS513A3

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today