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The COMP Cams K-KIT camshaft kit includes the cam and matched valvetrain components—lifters, springs, retainers, locks, seals, timing chain set and assembly lube for flat‑tappet engines. The 306S is aimed at max‑effort bracket racing or Pro Street applications, requiring about 10.0:1–11.0:1 compression, 4000–4500 stall converter and 4.30–4.88 gearing for full race performance.
COMP Cams Camshaft Kit CRS 306S
