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The ARP high‑performance rod bolt kit for Olds Quad‑4 engines supplies rod fasteners specified for that DOHC family. Intended to replace original bolts during engine rebuilds or service, the kit matches Quad‑4 rod requirements and provides the correct hardware for secure connecting‑rod clamping and dependable reassembly in Quad‑4 applications.
ARP Olds Quad-4 hi-perf rod bolt kit
