Designed for high-performance street 262-400 c.i.d. Small Block Chevys. Manifold accepts late-model waterneck, air-conditioning, alternator and H.E.I. For heavy vehicles, use Performer #350-2101. Will fit Corvette and 1987 and later OEM aluminum heads. Will not fit 1987 and later cast iron heads and will not cover port opening of Bowtie or LT1 heads.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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