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Holley Intake Manifold Adapter Kits

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These Holley intake manifold adapter kits let you mount older intake manifolds to the newer style center-bolt cylinder heads. They include four angled spacers with matching Allen head bolts to adapt Holley intake manifolds to the new-style heads.

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Intake Manifold Adapter, Adapts Small Port Engines for use with Holley Hi-Ram Intakes, 0.945 in. Thickness, Billet Aluminum, Mopar, Gen III Hemi, Kit

Part Number: HLY-300-652

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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