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![Cast Steel Roller Tip Rocker Arms for Big Block Chevy [1.7 Ratio for 7/16 in. Studs]](https://www.jegs.com/images/mini_750/500/555/555-20188.jpg)
Vehicle Info NeededJEGSPART NUMBER: 555-20188
Cast Steel Roller Tip Rocker Arms for Big Block Chevy [1.7 Ratio for 7/16 in. Studs]
$18299$201.99You Save$19.00
6 left in stock
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Lowest Price GuaranteeChevy
Cast Steel Roller Tip Rocker ArmsBig Block Chevy 396-454 1.7 Ratio for 7/16 in. Studs Up To 0.550 in. Valve Lift Includes:
- (16) Rocker Arms
- (16) Pivot Balls
- (16) Polylock Nuts with 5/8 in. Hex Head
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
Part TypeRocker Arm
BrandJEGS
Package Height2.2
Package Width9.6
Package Length16.7
Weight6.8 PG
Part CategoryPerformance Parts
Rocker Arm Ratio1.72
Shims IncludedNo
Maximum Spring Diameter1.5 in (38.1 mm)
Stud Size 7/16 in.
ColorNatural
Rocker Arm Nut StyleSelf-locking
QuantitySold as a set of 16
MaterialSteel
Rocker Arm Mounting StyleStud
Engine Make/SizeChevy Big Block (396-454)
Self-AligningNo
Rocker Arm StyleRoller tip
OffsetNo
Rocker Arm Body StyleStandard
Part FitmentSemi Universal
Slot Width0.6 in (15.2 mm)
Package Qty1
Package TypeEA
No Questions
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