Borla XR-1 Racing Sportsman 2 1/2 inch Outlet / 2 1/2 inch Inlet 16in Case Oval Muffler Interior ARP 234-4301 Head Stud Kit

ARP 234-4301 Head Stud Kit Small Block Chevy SBC 265 267 283 302 305 307 327 350 400

this helps to avoid misalignment of the ratcheting mechanism and the premature wear that often occurs when aftermarket cams are used in conjunction with the OEM K Series chain tensioner

HKS RS FD3S 13B-REW

652in Bore 9:1 CR Piston Set

For this reason

Borla XR-1 Racing Sportsman 2 1/2 inch Outlet / 2 1/2 inch Inlet 16in Case Oval Muffler Interior ARP 234-4301 Head Stud KitHigh quality austenitic stainless steel. Patented, race winning XR 1 Raceline technology. 3 options: Offset Made with the same patented, flow through design as the XR 1 Sportsman oval. The inlet outlet are offset to the same side of the muffler, to accommodate transmission and frame rail interference on some applications Oval BORLAs #1 selling racing muffler. Satisfies the needs of most racing applications because it is the lightest, most compact, and