Availability
Oil Pans, Marine, Rear Wet Sump, 2-piece Rear Main Seal, Aluminum, Natural, 7.750 in. Pan Depth, Chevrolet, Big Block Mark IV, Each
Part Number: MOR-21420
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Relief, 4.625 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Set of 8
Part Number: JEP-258222-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Relief, 4.285 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Set of 8
Part Number: JEP-258252-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Relief, 4.320 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-258244-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Forged, Dome, 2-Valve Relief, 4.560 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Set of 8
Part Number: JEP-258249-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Pistons, 23 Degree, Forged, Dome, 2 Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in.Rod, 1.125 in. Compression, Set of 8
Part Number: JEP-182053-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 2 Valve Reliefs, 4.155 in. Bore, 3.625 in. Stroke, 6.000 in.Rod, 1.187 in. Compression, Set of 8
Part Number: JEP-182065-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 2 Valve Reliefs, 4.165 in. Bore, 3.750 in. Stroke, 6.000 in.Rod, 1.125 in. Compression, Set of 8
Part Number: JEP-182057-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 2 Valve Reliefs, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in.Rod, 1.125 in. Compression, Set of 8
Part Number: JEP-182058-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, 23 Degree, Forged, Dome, 2 Valve Reliefs, 4.030 in. Bore, 3.500 in. Stroke, 5.700 in.Rod, 1.550 in. Compression, Set of 8
Part Number: JEP-182020-8
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, 23 Degree GP, Forged, Flat, 2 Valve Relief, 4.040 in. Bore, 3.480 in. Stroke, 6.000 in. Rod, Chevy, Chevy Small Block, Set of 8
Part Number: JEP-170693-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Lifters, Factory, Hydraulic Roller, OEM, Chevy, Big Block, Set
Part Number: MEL-BB817RF16
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAJ143-CC
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAG143-CC
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Pistons, 400 Small Block 18 Degree, Forged, Dome 2 Valve Reliefs, 4.155 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, Chevy, Set of 8
Part Number: JEP-213122-8
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Extreme Duty 23 Degree Inverted Dome, Forged, Dish D-Shaped Cup, 4.125 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, Chevy, Set of 8
Part Number: JEP-232516-8
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pistons, PowerPak Piston and Ring Kits, Stroked, 4.070 in. Bore, Forged Aluminum, Flat Top, Rings, Chevrolet, 6.2L, Set of 8
Part Number: MLE-930165370
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Piston and Ring Kit, Forged, Dome, 3.800 in. Bore, Chevy, LS, Kit
Part Number: MLE-930229800
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Professional Series, Forged Dish, 4.125 in. Bore, Chevy, 6.6L, Set of 8
Part Number: WIS-K0070A125
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Pistons, Forged, Flat Top, Single Valve Reliefs, 4.320 in. Bore, 3.766 in. Stroke, 6.135 in. Rod, 1.765 in. Compression, Chevy, Set of 8
Part Number: JEP-257989-8
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Piston and Ring Kit, Forged, Step Dish, 4.155 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-IC754KTD-030
Not Yet Reviewed
Estimated Ship Date: Oct 6, 2025 if ordered today
Estimated Ship Date: Oct 6, 2025 if ordered today
Pistons, Powerpack, Elite Sportsman Drag Series, Dome, Forged Aluminum, 4.610 in. Bore, 4.375 in. Stroke, Chevy, Set of 8
Part Number: MLE-930239710
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Powerpack, Elite Sportsman Drag Series, Dome, Forged Aluminum, 4.610 in. Bore, 4.250 in. Stroke, Chevy, Set of 8
Part Number: MLE-930239810
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Powerpack, Elite Sportsman Drag Series, Dome, Forged Aluminum, 4.605 in. Bore, 4.500 in. Stroke, Chevy, Set of 8
Part Number: MLE-930239905
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Pistons, Powerpack, Elite Sportsman Drag Series, Dome, Forged Aluminum, 4.605 in. Bore, 4.250 in. Stroke, Chevy, Set of 8
Part Number: MLE-930239105
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
