Corvette Exhaust Manifold. LH 396 Dated: 1965
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For collectors and restorers of classic Corvette, this is a standout piece: an authentic lefthand exhaust manifold designed for the 396 bigblock that powered the legendladen mid1960s era. Dated 1965 and stamped with GM casting number 3856301, this manifold is a periodcorrect component you can trust to mirror factory geometry and exhaust routing.
What makes it unique
- Genuine GM casting from 1965, with casting number 3856301.
- Lefthand (LH) designation aligned with the original Corvette exhaust layout for the 396 bigblock.
- Directly suitable for restoration seekers who want authenticity and correct matching numbers.
- Ideal for concoursquality restorations or displaygrade rebuilds where originality matters.
- Maintains the classic appearance and fits within the factory exhaust system with compatible gaskets and mounting hardware.
Practical applications
Use this LH exhaust manifold when reviving a 1965 Corvette with a 396 engine, ensuring the exhaust flow path mirrors the factory design. It pairs with periodcorrect exhaust pipes, clamps, and heat shields to preserve the vehicle’s authentic look and performance. If you’re replacing a damaged manifold, this dated unit provides a genuine baseline to measure restoration accuracy against.
Installation and care
- Verify fitment with your specific 1965 Corvette model and 396 engine configuration before installation.
- Prepare for standard gasket and mounting hardware; consult the factory service manual for torque recommendations and surface prep.
- Inspect the mounting flange and connection points for any cracks or wear and consider professional refurbishment if needed to ensure a reliable seal.
Why this matters in a restoration
Choosing an original, datestamped manifold rather than a generic reproduction helps preserve your Corvette’s historical accuracy and intrinsic value. The combination of a 1965 dating and Casting #3856301 tells a precise story about your car’s original configurationan edge that enthusiasts and judges notice and appreciate.