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Performance Cylinder Head, GX390 Predator 420cc Big Valve, Ported, Milled and Assembled Sale
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- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
Big valve Honda GX390 aftermarket performance cylinder head. Our GX390 racing head includes cylinder head, big valve seats installed, multi-angle valve job, ported, milled, flow tested and assembled. Includes stainless steel valves, titanium valve spring retainers, automotive bead style valve locks and dual valve spring package.
SELECT THE AMOUNT YOU WOULD LIKE TO HAVE MILLED OFF OF THE HEAD DECK SURFACE.
Amount Milled Off Head | Do not mill (factory deck surface), .020" Milled Off Head, .040" Milled Off Head, .060" Milled Off Head, .080" Milled Off Head, .100" Milled Off Head |
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