Product Description Specifications Replacement for HP 340 and 360 4 BBL motors. Noticeable idle in 318. Works with 3.23-3.55 gear, dual exhaust and 9:1 compression. CARB: This product is not CARB Legal and not for sale in California Category: Engine Components>Camshaft & Lifter Kits Core: N LTL: N MPN: CL20-212-2 Proposition 65: Y Special Order: Y