SB Chevy WP Motown alum block (splayed) msk. Genuine ARP hardware, supplied as kit 134-5604.Fits Chevrolet — 283, 302, 305, 307, 327, 350, 400, Small Block - World, WorldDetails Kit number: 134-5604 Category: Engine Block Product group: Engine Blocks & Accessories California Proposition 65 warning⚠ WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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