ARP 190-6002 Rod Bolt Kit for PONTIAC V8 '55-'62 ymm_24 each stud is centerless ground

each stud is centerless ground to make it as close to perfectly concentric as possible

As the crankshaft flexes and twists

Supported Vehicles:Triumph TR4 1961-1965

3/16 Allen Features:

Made from titanium – with some parts cast in Akrapovič’s own foundry – this system will reduce exhaust system's weight by over 45% and deliver extra power and lower backpressure

ARP 190-6002 Rod Bolt Kit for PONTIAC V8 '55-'62 ymm_24 each stud is centerless groundSpecifications Socket Size(s) 9 16 hex Fastener Style: Bolt Finish: Black Material: 8740 Chrome Moly Quantity: Set of 16 Kit Instructions Fits Following Engines: 347 CID Pontiac V8 Fits Following Engines: 316 CID Pontiac V8 Fits Following Engines: 287 CID Pontiac V8 Fits Following Engines: 326 CID Pontiac V8 Fits Following Engines: 389 CID Pontiac V8