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Our exhaust manifold studs are produced from aged 603 stainless steel and feature a 7 mm external hex head for easy installation
8620 internals for added strength
"name":"What does the ALL99400 insert fit
"text":"It is added directly to racing fuel to add a Strawberry scent while mixing clear and leaving no residue
Alternate muffler with Un-Notched necks is 40353
Proform Roller Rocker Arms 66914C 1991-jeep-grand-wagoneer-esi9111114 Our exhaust manifold studs areRid your engine of internal friction with roller tipped rocker arms. The race proven full cage bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. Each rocker arm has a laser etched PROFORM "P" logo. 16 anodized aluminum roller rockers and 16 poly locks are included in the kit. Proform Roller
US$ 15.00
US$ 19.90
US$ 19.90
US$ 19.90
