Moroso Header Bolt - 8 mm x 1.25 Thread - 25 mm Long - Hex Head - GM LS-Series (Set of 12) M591 Low- and High-impedance designs available

Low- and High-impedance designs available to match most commercial applications

1000 at low everyday prices

They feature a 3/8" NPT inlet fitting and a 1/8" pipe fitting with plug for a fuel pressure gauge

Includes lower pressure spring to reduce pressure

Side hung fuel bowls have come in a variety of styles over the years and have used both the "adjustable" and "non-adjustable" styles needle and seats

Moroso Header Bolt - 8 mm x 1.25 Thread - 25 mm Long - Hex Head - GM LS-Series (Set of 12) M591 Low- and High-impedance designs availableProduct Description: Header Bolt 8 mm x 1. 25 Thread 25 mm Long Hex Head Steel Zinc Oxide GM LS Series Set of 12 Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard core racing tools, chassis