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OPGI Price: $319.99
Part Type: (P) High Performance, designed to improve performance
Sold As: EACH
2016 Cutlass Catalog Page: 271
Designed for 330, 350 and 403 CID Oldsmobile engines. This is a high-rise, dual-plane design with 180° firing order maximum top-end horsepower, while maintaining throttle response. Port flange has extra material above the runner for use with 455 heads. Has clearance for HEI distributor. Carburetor pad is made for square-bore carburetors without adapters.