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Aluminum Roller Rocker Arm Chevy LS1 & LS6
InfoVehicle Info Needed
HARLAND SHARPPART NUMBER: 851-SLS17A

Aluminum Roller Rocker Arm Chevy LS1 & LS6

$70799
ShippingShips on 09/17/2026
Lowest PriceLowest Price Guarantee
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$32100
Aluminum Roller Rocker Arms for Big Block Chevy [1.7 Ratio, 7/16 in. Stud]

555-20985

Aluminum Roller Rocker Arms for Big Block Chevy [1.7 Ratio, 7/16 in. Stud]

$38699

Chevy - LS1 & LS6
    Aluminum Roller Rocker Arm
  • Chevy LS1 & LS6
  • 1.7 Ratio
  • Adjustable
  • Shaft Mount
  • Set - 16/pkg


    Note: Rockers are adjustable and require shorter pushrods.
  • Bolt-on application
  • Fits under stock valve covers
  • Needle bearing full roller fulcrum assembly reduces friction and wear to enhance engine performance
  • Included - all 8mm grade 8 socket head cap screws & pedestals
  • Uses a .250 diameter shaft, tying two rockers together, no more twisting on the valve

    Average Performance Gains of 15 to 40 HP!

    Harland Sharp developed and manufactured the first aluminum needle bearing Roller Tip Rocker Arms in 1960. Since then, thousands of racing enthusiasts have experienced the quality and precision of every Harland Sharp rocker arm. Features include, full needle bearing roller fulcrum, roller tip, and consistent ratios to reduce friction, wear, and to stabilize valve timing. The unique Friction Free Design gives you average gains of 15 to 40 HP. Made In The USA!

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Part TypeRocker Arm
Product LineHarland Sharp Aluminum Roller Rockers
BrandHARLAND SHARP
Package Height2.1
Package Width7.1
Package Length14.2
Weight6.55 PG
Part CategoryPerformance Parts
Rocker Arm Body StyleNarrow
Arm FinishOrange anodized
Rocker Arm Ratio1.7
Shims IncludedNo
Arm MaterialAluminum
QuantitySold as a set of 16
Rocker Arm Mounting StylePedestal
Self-AligningNo
Rocker Arm StyleFull roller
Vendor Part NumberSLS17A
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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