Availability
Summit Racing™ Pro LS Upgraded Rocker Arms
25 Customer Reviews
Fea
Features include:
• New body casting includes thicker webbing in critical areas for increased strength
• Additional oiling provisions for the bearings
• Heavy-duty clips or retainers
• Durable captive bearing design and bearing steel trunnion
Showing In Stock Items. Show All 5 Items.
Rocker Arms, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Set of 16
Part Number: SUM-141556
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Rocker Arms, Roller Bearing Trunnion, LS-7, Assembled, Heavy Duty Cast Steel, 1.8 Ratio, Rectangle Port, Chevy, Set of 16
Part Number: SUM-141555
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Rocker Arms, Roller Bearing Trunnion, LS-7, Assembled, Steel, 1.8 Ratio, Exhaust, Rectangle Port, Chevy, Each
Part Number: SUM-141555E-1
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Rocker Arms, Roller Bearing Trunnion, LS-7, Assembled, Steel, 1.8 Ratio, Offset Intake, Rectangle Port, Chevy, Each
Part Number: SUM-141555I-1
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Rocker Arm, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Each
Part Number: SUM-141556-1
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
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