ARP BB Chrysler Main Bolt Kit - Fits 426 Hemi 4-Bolt 4122SMLBU 1" or 1-1/2" raised steel

1" or 1-1/2" raised steel mounts are 1/4" thick and slotted for easy installation

Non SFI Rated

Not compatible with pulse modulated systems or fuel pump speed controllers

quick gear changes

The Pro 5R filter media has been tested at 98

ARP BB Chrysler Main Bolt Kit - Fits 426 Hemi 4-Bolt 4122SMLBU 1" or 1-1/2" raised steelARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Main Bolt Kit High