Stage 1 camshaft: Mudbuster camshaftshaft: Improved acceleration, more bottom-end, and no top-end loss: Must use Raptor 660 center intake valve spring, NOT included: All other valve springs stock: Single camshaft engine: ...Read More
Stage 1 camshaft: Mudbuster camshaftshaft: Improved acceleration, more bottom-end, and no top-end loss: Must use Raptor 660 center intake valve spring, NOT included: All other valve springs stock: Single camshaft engine: Uses stock auto-decompression mechanism
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