| Fits 1965-96 396-454 Chevy engines, .005" undersized for align bored blocks. Hi-Tech™ Roller Race Timing Sets - Cast iron camshaft gear & induction hardened billet steelcrank sprocket
- Features 3 keyway crank sprocket for 4-degree incrementaladjustability, 4-degree maximum advance/retard
- Pre-stretched, heat-treated double roller chain with heavydutylarge pin design
- Dynamically balanced and quality checked for run-outtolerances
- Ideal for all street performance and race applications
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