Engines & Components
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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.
Marine Series 8.1L 4.252B/1.365CD
Part Number: DPP-70037
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Rocker Arms, Original Roller, Pedestal Mount, 1.7 Ratio, Full Roller, Aluminum, Orange Anodized, Mopar, Small Block Magnum, Pair
Part Number: CSP-70037-2
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
8.1L 496 4.252B/1.365CD/Kit
Part Number: DPP-70037-8-H
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Marine Series - Replacement Mercury Racing Stern Engines - Coated Skirts - Includes Pins and Rings
Part Number: DPP-70037-8
Not Yet Reviewed
Estimated Ship Date: May 11, 2026 if ordered today
Estimated Ship Date: May 11, 2026 if ordered today
Rocker Arms, Original Roller, Pedestal Mount, 1.7 Ratio, Full Roller, Aluminum, Orange Anodized, Mopar, Small Block Magnum, Pair
Part Number: CSP-70037A-2
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Rocker Arms, Pedestal Mount, Full Roller, Aluminum, 1.70 Ratio, Dodge, Jeep, 5.2, 5.9L, Set of 16
Part Number: CSP-S70037
Estimated Ship Date: Today
Estimated Ship Date: Today
Rocker Arms, Stud Mount, Adjustable, Full Roller, Aluminum, 1.70 Ratio, Dodge, Jeep, 5.2, 5.9L, Set of 16
Part Number: CSP-S70037A
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
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