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Instruction Sheets for Part Number SUM-G6990
Summit Racing™ Pro Series Stainless Rocker Arms for Small Block Chevy SUM-G6990
Part Number: SUM-G6990
Summit Racing™ Pro Series Stainless Rocker Arms
Rocker Arms, 1.5 Ratio, 3/8 in. Stud, Full Roller, Stainless Steel, Natural, Small Chevy, SBC, Set of 16
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Estimated Ship Date: Monday 10/19/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
SUM-G6990
Part Type:
Product Line:
Summit Racing Part Number:
SUM-G6990
UPC:
190861055421
Rocker Arm Mounting Style:
Stud
Self-Aligning:
No
Rocker Arm Ratio:
1.5
Stud Size:
3/8 in.
Maximum Spring Diameter (in.):
1.500 in.
Rocker Arm Style:
Full roller
Shims Included:
No
Rocker Arm Material:
Stainless steel
Rocker Arm Body Style:
Standard
Rocker Arm Fasteners Included:
Yes
Rocker Arm Nut Style:
Polylock
Slot Width (in.):
0.628 in.
Rocker Arm Finish:
Natural
Quantity:
Sold as a set of 16.
Summit Racing™ Pro Series Stainless Rocker Arms
Summit Racing™ Pro Series stainless rocker arms will pay big dividends in performance! The arms are machined from premium-quality material to provide high yield strength and resist deflection, as well as extraordinary fatigue resistance. They feature full complement friction-reducing needle bearings—and incorporate an exceptional design that provides plenty of clearance for higher open valve spring pressures. Each rocker body includes polished top lines and is carefully assembled and inspected to provide the finest rocker arms available in today's racing and high performance industry. Order the set with size and ratio recommended for your engine application.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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