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Summit Racing SpeedCard - learn how to get 15% back up to $150

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1,281 Results Found For "ratio"

Individual Parts

Part Groups

Results 51 - 75 of 1281

Scorpion Off-Road Series Rocker Arms SCP0500-1

Made in the USA

Scorpion Off-Road Series Rocker Arms SCP0500-1

Scorpion Off-Road Series Rocker Arms SCP0500-1

Rocker Arms, Off-Road Series, Full Roller, 1.6 Ratio, Non-Adjustable, Aluminum, 5/16 in. Pedestal, Jeep, L6, Each

Part Number: SCC-0500-1

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

COMP Cams Ultra Gold ARC Series Aluminum Rocker Arms 19061-1

Made in the USA

COMP Cams Ultra Gold ARC Series Aluminum Rocker Arms 19061-1

COMP Cams Ultra Gold ARC Series Aluminum Rocker Arms 19061-1

Rocker Arm, Full Roller, 1.65 Ratio, Aluminum, Gold Anodized, 7/16 in. Stud Size, Pontiac, V8, Each

Part Number: CCA-19061-1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

COMP Cams Trunnion-Upgraded OEM Rocker Arms for GM LS 1478-1

COMP Cams Trunnion-Upgraded OEM Rocker Arms for GM LS 1478-1

COMP Cams Trunnion-Upgraded OEM Rocker Arms for GM LS 1478-1

Rocker Arms, Upgraded OEM Rocker Arms for GM LS, Roller Fulcrum, Steel, Black Oxide, 1.7 Ratio, Chevrolet, 6.2L, Each

Part Number: CCA-1478-1

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Manley Stamped Steel Rocker Arms 43140

Manley Stamped Steel Rocker Arms 43140

Manley Stamped Steel Rocker Arms 43140

Rocker Arms, Stamped Steel, 1.50 Ratio, 3/8 in. Stud, Chevy, Small Block, Set of 8

Part Number: MAN-43140

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Ultra Pro Magnum Rocker Arms 1620-1

Made in the USA

COMP Cams Ultra Pro Magnum Rocker Arms 1620-1

COMP Cams Ultra Pro Magnum Rocker Arms 1620-1

Rocker Arm, Fits 7/16 in. Stud, Full Roller, Chromoly Steel, 1.7 Ratio, Chevy, Big Block, Each

Part Number: CCA-1620-1

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Trick Flow® Roller Rocker Arms TFS-31400521-1

Trick Flow® Roller Rocker Arms TFS-31400521-1

Trick Flow® Roller Rocker Arms TFS-31400521-1

Rocker Arm, 1.6 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Small Chevy, Each

Part Number: TFS-31400521-1

Not Yet Reviewed

Estimated Ship Date: Today

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Scorpion Race Series Rocker Arms SCP1001-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1001-1

Scorpion Race Series Rocker Arms SCP1001-1

Rocker Arm, Race Series, Full Roller, 1.5 Ratio, Aluminum, Blue, 7/16 in. Stud, Chevy, Small Block, Each

Part Number: SCC-SCP1001-1

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141554I-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141554I-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141554I-1

Rocker Arm, Heavy Duty, 1.7 Ratio, Roller Fulcrum, Ductile Iron, Offset Intake Only, L92/LS9/LS3, GEN IV LS GM Each

Part Number: SUM-141554I-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scorpion Race Series Rocker Arms SCP1003-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1003-1

Scorpion Race Series Rocker Arms SCP1003-1

Rocker Arms, Race Series, Chevy 265-400, Full Roller, 1.6 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1003-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Ultra Pro Magnum Rocker Arms 1605-1

Made in the USA

COMP Cams Ultra Pro Magnum Rocker Arms 1605-1

COMP Cams Ultra Pro Magnum Rocker Arms 1605-1

Rocker Arm, Stud Mount, Full Roller, Steel, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each

Part Number: CCA-1605-1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Harland Sharp Original Roller Rockers 1005-1

Made in the USA

Harland Sharp Original Roller Rockers 1005-1

Harland Sharp Original Roller Rockers 1005-1

Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.6 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each

Part Number: CSP-1005-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Harland Sharp Original Roller Rockers 1004-1

Made in the USA

Harland Sharp Original Roller Rockers 1004-1

Harland Sharp Original Roller Rockers 1004-1

Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.5 Ratio, Fits 7/16 in. Stud, Chevy, Small Block, Each

Part Number: CSP-1004-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

COMP Cams Magnum Roller Tip Rocker Arms 1411-1

Made in the USA

COMP Cams Magnum Roller Tip Rocker Arms 1411-1

COMP Cams Magnum Roller Tip Rocker Arms 1411-1

Rocker Arm, Stud Mount, Roller Tip, Steel, 1.72 Ratio, Fits 7/16 in. Stud, Chevy, Ford, Each

Part Number: CCA-1411-1

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scorpion Race Series Rocker Arms SCP1041-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1041-1

Scorpion Race Series Rocker Arms SCP1041-1

Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.75 Ratio, 3/8 in. Stud, Chevy, Big Block W, Each

Part Number: SCC-SCP1041-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scorpion Race Series Rocker Arms SCP1017-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1017-1

Scorpion Race Series Rocker Arms SCP1017-1

Rocker Arms, Race Series, Ford 289-351W, Full Roller, 1.6 Ratio, 3/8 in. stud, Each

Part Number: SCC-SCP1017-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Harland Sharp Original Roller Rockers 2001-1

Made in the USA

Harland Sharp Original Roller Rockers 2001-1

Harland Sharp Original Roller Rockers 2001-1

Rocker Arm, Stud Mount, Full Roller, Aluminum, 1.7 Ratio, Fits 7/16 in. Stud, Chevy, Big Block, Each

Part Number: CSP-2001-1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scorpion Race Series Rocker Arms SCP1018-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1018-1

Scorpion Race Series Rocker Arms SCP1018-1

Rocker Arms, Race Series, Ford 289-351W, Full Roller, 1.6 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1018-1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Trick Flow® Roller Rocker Arms TFS-51400520-1

Trick Flow® Roller Rocker Arms TFS-51400520-1

Trick Flow® Roller Rocker Arms TFS-51400520-1

Rocker Arm, 1.6 Ratio, 7/16 in. Stud, Full Roller Design, Aluminum, Small Ford and 351W, Each

Part Number: TFS-51400520-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

March Performance Crankshaft Pulleys 10501-08

March Performance Crankshaft Pulleys 10501-08

March Performance Crankshaft Pulleys 10501-08

Crankshaft Pulley, Performance Ratio, Aluminum , Black, Dodge, 3.9L, 5.2L, 5.9L, Each

Part Number: MCH-10501-08

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

Scorpion Race Series Rocker Arms SCP1016-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1016-1

Scorpion Race Series Rocker Arms SCP1016-1

Rocker Arms, Race Series, Chevy 398-496, Full Roller, 1.8 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1016-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555I-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555I-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555I-1

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: Today

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Scorpion Race Series Rocker Arms SCP1015-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1015-1

Scorpion Race Series Rocker Arms SCP1015-1

Rocker Arms, Race Series, Chevy 398-496, Full Roller, 1.75 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1015-1

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555E-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555E-1

Summit Racing™ Pro LS Upgraded Rocker Arms SUM-141555E-1

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: Today

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Scorpion Race Series Rocker Arms SCP1014-1

Made in the USA

Scorpion Race Series Rocker Arms SCP1014-1

Scorpion Race Series Rocker Arms SCP1014-1

Rocker Arms, Race Series, Chevy 396-496, Full Roller, 1.7 Ratio, 7/16 in. stud, Each

Part Number: SCC-SCP1014-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Chevrolet Performance Small Block V8 or V6 Rocker Arm Kits 19210725

Chevrolet Performance Small Block V8 or V6 Rocker Arm Kits 19210725

Chevrolet Performance Small Block V8 or V6 Rocker Arm Kits 19210725

Rocker Arm, Full Roller, 1.6 Ratio, Aluminum, Natural, 3/8 in. Stud Mounting Style, Chevy, Each

Part Number: NAL-19210725

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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