Product Summary

1.7:1 Rocker Arm Ratio, Cast Steel

  • Designed for LS3/LS92 engines, these steel roller rocker arms feature a 1.7:1 ratio for optimized valvetrain performance
  • Constructed from cast steel and aluminum, offering a durable yet lightweight solution for high-performance builds
  • Equipped with a bronze bushing trunnion for increased reliability and reduced friction over traditional needle bearings
  • LS3/LS92
  • 1.7
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Key Specs

MFG. Part #28960972
BrandSpeedway Motors
Rocker Arm Ratio1.7:1
Material TypeCast Steel
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Speedway Motors 28960972 Details

The Speedway Motors Steel Roller Rocker Arms for LS3/LS92 engines are designed to deliver enhanced valvetrain performance and durability. Featuring a 1.7:1 ratio, these rocker arms are constructed from strong cast steel and aluminum for a balance of strength and weight savings. They come equipped with a bronze bushing trunnion, offering improved reliability and reduced friction compared to traditional needle bearings, making them ideal for high-performance LS applications.

  • Designed for LS3/LS92 engines, these steel roller rocker arms feature a 1.7:1 ratio for optimized valvetrain performance
  • Constructed from cast steel and aluminum, offering a durable yet lightweight solution for high-performance builds
  • Equipped with a bronze bushing trunnion for increased reliability and reduced friction over traditional needle bearings

Application

Specifically engineered for LS3/LS92 engines

Speedway Motors 28960972 Specifications

KEY SPECS
MFG. Part #28960972
BrandSpeedway Motors
Rocker Arm Ratio1.7:1
Material TypeCast Steel
GENERAL
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Fitment

  • 6.2 Chevy LS V8

  • 6.2 Chevy LS V8

  • 6.2 Chevy LS V8

  • GM LS3

  • GM LS3

  • GM LS3

  • 6.2 Chevy LS V8

  • 6.2 Chevy LS V8

  • GM LS3

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