JEGS
Cast Steel Roller Tip Rocker Arms for Big Block Chevy [1.7 Ratio for 7/16 in. Studs]
555-20188
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Chevy
JEGS 555-20188 Cast Steel Roller Tip Rocker Arms Features:
- Cast 4340 alloy steel body for strength and durability
- Roller tip prevents valve stem and guide wear
- Long slot allows up to 0.550 in. valve lift
- Heat-treated grooved rocker pivot balls to promote oiling & prevent galling
- Polylock nuts for precise valve adjustment
- Rated up to 350 lbs. spring pressure
- Rockers reduce friction leading to an additional 10 to 15 horsepower
Includes:
- (16) 1.7 Ratio roller tip rockers for 7/16 in. studs
- (16) Rocker pivot balls
- (16) 7/16 in.-20 thread polylock nuts with 3/16 in. allen set screws & 5/8 in. hex head
- Studs not included
Specifications:
Will these fit on a gen7 496 if I get the stud conversion
Will these work on a gen VI bbc with factory heads and rocker studs?
Can these be used with stock push rods?
Where are these rocker arms made?
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
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Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.