Valves - 8.66mm Exhaust Valve Stem Diameter (mm) - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Manley Street Flo Valves 10765-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10765-1

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Milodon Street Stainless Valves 45667-8

Valves, Exhaust, Stainless Steel, 1.54 in. Diameter, Ford, 351W, Set of 8

Part Number: MIL-45667-8

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Manley Race Series Stainless Steel Valves 11521-1

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11521-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Trick Flow® Replacement Valves TFS-51700212-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.160 in. Length, Small Ford, Each

Part Number: TFS-51700212-1

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Edelbrock Stainless Steel Valves 9772

Valve, Exhaust, Stainless Steel, 1.550 in. Diameter, .341 in. Stem, Chevy, Each

Part Number: EDL-9772

Not Yet Reviewed

Estimated Ship Date: Nov 19, 2025 if ordered today

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Estimated Ship Date: Nov 19, 2025 if ordered today

Trick Flow® Replacement Valves TFS-41400212

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.471 in. Length, Big Chevrolet, Each

Part Number: TFS-41400212

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Manley Severe Duty Series Stainless Steel Valves 11845-1

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Each

Part Number: MAN-11845-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Manley Severe Duty Series Stainless Steel Valves 11815-8

5 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/27/2025

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Manley Severe Duty Pro Flo Series Stainless Steel Valves 11823-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.036 in. Length, Chevy, Each

Part Number: MAN-11823-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Trick Flow® Replacement Valves TFS-61400212-1

Valves, Exhaust, Stainless Steel, 1.57 in. Diameter, 8.66mm Stem, 132.08mm Length, Powerport®, Each

Part Number: TFS-61400212-1

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Manley Budget Series Performance Valves 10577-1

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-10577-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Manley Budget Series Performance Valves 10577-8

5 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

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Manley Budget Series Replacement Valves 10649-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.910 in. Length, Chevy, Each

Part Number: MAN-10649-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Manley Race Series Stainless Steel Valves 11869-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.021 in. Length, Chevy, Each

Part Number: MAN-11869-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Manley Severe Duty Pro Flo Series Stainless Steel Valves 11827-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.936 in. Length, Chevy, Each

Part Number: MAN-11827-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Manley Severe Duty Series Stainless Steel Valves 11865-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.121 in. Length, Chevy, Each

Part Number: MAN-11865-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Edelbrock Stainless Steel Valves 9767

Valves, Exhaust, Stainless Steel, 1.60 in. Diameter, .341 in. Stem, Ford, Small Block, for Performer, Set of 8

Part Number: EDL-9767

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Manley Extreme Duty Series Stainless Steel Valves 11743-1

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.422 in. Length, Chevy, Ford, Each

Part Number: MAN-11743-1

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Manley Severe Duty Series Stainless Steel Valves 11751-1

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.165 in. Length, Chevy, Each

Part Number: MAN-11751-1

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Edelbrock Stainless Steel Valves 9776

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, Chevy, for Performer RPM, Set of 8

Part Number: EDL-9776

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

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Estimated Ship Date: Nov 20, 2025 if ordered today

Milodon Megaflow Competition Valves 45045-1

Valve, Exhaust, Race, Stainless Steel, 1.60 in. Diameter, Chevy, Small Block, 350, 383, 400, Each

Part Number: MIL-45045-1

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Edelbrock Stainless Steel Valves 93777

Valves, Exhaust, Stainless Steel, 1.81 in. Diameter, .341 in. Stem, Mopar, for EDL Victor Heads, Set of 8

Part Number: EDL-93777

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

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Estimated Ship Date: Nov 21, 2025 if ordered today

Milodon Megaflow Competition Valves 45047-8

Valves, Exhaust, Race, Stainless Steel, 1.625 in. Diameter, Chevy, Small Block, 350, 383, 400, Set of 8

Part Number: MIL-45047-8

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Edelbrock Stainless Steel Valves 93772

Valve, Exhaust, Stainless Steel, 1.76 in. Diameter, .341 in. Stem, Ford, for Performer RPM and Victor Jr, Each

Part Number: EDL-93772

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Milodon Street Stainless Valves 45685-8

Valves, Exhaust, Stainless Steel, 1.725 in. Diameter, Ford, Big Block, 429 - 460, Set of 8

Part Number: MIL-45685-8

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

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Estimated Ship Date: Monday 10/27/2025

Manley Race Series Stainless Steel Valves 11829-8

Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.070 in. Length, Ford, Set of 8

Part Number: MAN-11829-8

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Manley Race Series Stainless Steel Valves 11523-8

Valves, Exhaust, Stainless Steel, 1.465 in. Diameter, .341 in. Stem, 5.080 in. Length, Ford, Set of 8

Part Number: MAN-11523-8

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today