ARP 180-2502 Square Drive Balancer Bolt Kit for Oldsmobile ymm_17 Tempest 1961

Tempest 1961

The valve body features include 1/8” NPT ports with included push-to-lock ¼” hose fittings for easy connection and EPDM seals that stand up to corrosion for years of reliable use

we recommend remapping the ECU in order to prevent potential »check engine light« warning signals

Constructed from high-grade lightweight titanium with two pairs of titanium / carbon-fibre tailpipes and featuring exhaust valves with housings cast in the in-house foundry

ARP 180-2502 Square Drive Balancer Bolt Kit for Oldsmobile ymm_17 Tempest 1961Specifications Socket Size(s) 1 1 8 hex, 1 2 square drive internal Kit Instructions