ARP 741-4500 SAE Bolt Kit 5/16-24 x 4.500 12pt black oxide bolts ymm_37 9/16 hex Fits Following Engines:

9/16 hex Fits Following Engines: Chevrolet Big Block

time min   300

the link pipe provides a smooth flow for the gas and aids in providing the perfect sound as an ideal upgrade for the Slip-On Line (Titanium)

these bolts ensure secure main cap retention under extreme operating conditions

with the parts sandblasted and coated for durability

ARP 741-4500 SAE Bolt Kit 5/16-24 x 4.500 12pt black oxide bolts ymm_37 9/16 hex Fits Following Engines:Specifications Socket Size(s) 3 8 12pt UHL 4. 500 Thread Length 1. 000 Grip Length 3. 500 Thread Diameter Pitch 5 16 24 Grip Diameter 5 16 Wrenching 3 8 Head Height 0. 300 Collar Diameter 0. 620