Availability
1984 Engines & Components
Piston, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB120-060
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston, Hypereutectic, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB120-STD
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Piston, Hypereutectic, Dish, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Chevy, Each
Part Number: UEM-SKB164-040
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Pistons, Forged, Flat Top, Single Valve Relief, 4.280 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.640 in. Compression, Chevy, Set of 8
Part Number: JEP-257980
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Connecting Rod, ESP 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Each
Part Number: ESP-6000B3DL19-1
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Connecting Rod, ESP 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Each
Part Number: ESP-6250B3D-1
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
ESP BBC 6.385" ROD
Part Number: ESP-63853D20-1
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Connecting Rods, 4340 Steel, H-Beam, 6.700 in., Cap Screw, Bushed, Chevy, Ford, Big Block, Each
Part Number: ESP-67003DL19-1
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Connecting Rod, ESP 4340 H-Beam, Cap Screw, Bushed, Chevy, Big Block, Each
Part Number: ESP-63853DL19-1
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.750 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-E95140X4
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.250 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95119
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95121
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95122
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95124
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95125
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.760 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-LW95132
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-LW95134
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-LW95136
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-ML95128
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95121
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.562 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95123
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95124
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.875 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95127
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, Ultra Light, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.760 in. Stroke, Chevy, 454, Each
Part Number: CRO-UL95132
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Crankshaft, 2-piece seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Custom Order, Chevy, Each
Part Number: CRO-95121
Not Yet Reviewed
Estimated Ship Date: Jul 13, 2026 if ordered today
Estimated Ship Date: Jul 13, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster