CFR PERFORMANCE ALUMINUM 1991–UP CHEVY BB 396‑402‑427‑454 GEN 5/6 OIL PAN – POLISHED
Upgrade your drivetrain with this CFR Performance rear‑sump aluminum oil pan, designed for 1991 and newer Chevy Big‑Block (Gen 5 and Gen 6) engines including 396, 402, 427, and 454 cubic‐inch V8s. Built for strength, reliability, and high-performance aesthetics, this oil pan features a brilliant mirror-polished aluminum finish and precision-engineered construction for modern builds.
Key Features:
Compatibility: Fits 1991‑up Chevy Big‑Block V8 engines (Gen 5 & Gen 6): 396, 402, 427, and 454
Construction: Cast aluminum with retro-style aluminum fins for improved cooling and classic visual appeal
Sump Configuration: Wet sump, rear-sump design for optimal clearance and performance under load
Capacity: 6 quarts — stock oil volume capacity for consistent lubrication
Finish: Mirror-polished aluminum for a show-quality appearance and superior corrosion resistance
Rear Main Seal: Designed for one-piece rear main seal (RMS) engines
Dipstick Location: Passenger‑side for easy accessibility
Drain Plug: Included for quick and convenient oil servicing
Stroke Clearance: Supports crankshafts with strokes up to 4.25″ (107.95 mm)
Oil Pan Depth: 7.5″ (190.5 mm) — ideal for clearance while offering ample oil volume
Why Choose This Product?
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Show-ready polished aluminum finish adds maximum shine and style to your engine bay
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Retro finned design enhances heat dissipation and nostalgic performance appearance
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Rear sump configuration improves oil control and allows better fitment in custom chassis setups
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Lightweight yet durable construction for street, strip, or classic applications
Package Includes:
1 x CFR Performance Rear-Sump Aluminum Oil Pan — Polished with Aluminum Fins (6 qt capacity, includes drain plug, designed for one-piece RMS, passenger-side dipstick)
Bring high-performance shine and functionality to your Gen 5 or Gen 6 Chevy big block with this beautifully polished aluminum oil pan — perfect for hot rods, muscle cars, and performance builds.