Availability
1978 Valves
Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .341 in. Stem, 4.911 in. Length, Chevy, Each
Part Number: MAN-11521-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Replacement, Exhaust, Stainless, 1.600 in. Diameter, 8mm Stem, 5.040 in. Length, Each
Part Number: AFR-7260-1
Not Yet Reviewed
Estimated Ship Date: May 28, 2026 if ordered today
Estimated Ship Date: May 28, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.350 in. Length, Chevy, Each
Part Number: MAN-10727-1
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.465 in. Diameter, .341 in. Stem, 5.080 in. Length, Ford, Each
Part Number: MAN-11523-1
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
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: Today
Estimated Ship Date: Today
Valves, AFR Replacement Stainless Steel Valves, Intake, 2.020. In. Diameter, 1-Groove, Each
Part Number: AFR-7263-1
Not Yet Reviewed
Estimated Ship Date: May 28, 2026 if ordered today
Estimated Ship Date: May 28, 2026 if ordered today
INTAKE VALVE, Each
Part Number: DRT-21312020
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Valves, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Set of 8
Part Number: MAN-11542-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valve, Intake, Severe Duty, Stainless Steel, 2.125 in. Diameter, 0.3415 in. Stem, 5.440 in. Length, Set of 8
Part Number: MAN-11508-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Intake, Stainless Steel, 1.900 in. Diameter, 0.341 in. Stem, Ford, for Performer RPM Head, Set of 8
Part Number: EDL-9769
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Valves, Intake, NK-844 Stainless, 2.300 in. Diameter, .3415 in. Stem, 5.444 in. Length, Set of 8
Part Number: MAN-11784-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.100 in. Diameter, .342 in. Stem, 5.111 in. Length, Chevrolet, Small Block Gen 1, Each
Part Number: MAN-11744-8
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Valves, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 4.965 in. Length, Set of 8
Part Number: MAN-11573-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.625 in. Diameter, .3415 in. Stem, 5.565 in. Length, Set of 8
Part Number: MAN-11763-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, NK-844 Stainless, 2.150 in. Diameter, .3415 in. Stem, 5.540 in. Length, Set of 8
Part Number: MAN-11766-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Each
Part Number: MAN-10752-1
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 5.121 in. Length, Chevy, Set of 8
Part Number: MAN-11865-8
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.026 in. Length, Chevy, Set of 8
Part Number: MAN-11846-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.880 in. Diameter, .341 in. Stem, 5.522 in. Length, Chevy, Set of 8
Part Number: MAN-11845-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, XH-428 Stainless, 1.600 in. Diameter, .3415 in. Stem, 5.065 in. Length, Set of 8
Part Number: MAN-11749-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Intakes, Stainless Steel, 2.055 in. Diameter, .341 in. Stem, 5.011 in. Length, Chevy, Set of 8
Part Number: MAN-11824-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.600 in. Diameter, .313 in. Stem, 5.040 in. Length, Chevy, Set of 8
Part Number: MAN-11231-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valves, Intake, Stainless Steel, 2.300 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Set of 8
Part Number: MAN-11842-8
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.940 in. Diameter, .341 in. Stem, 5.700 in. Length, Big Ford, Each
Part Number: TFS-54400213-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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