Availability
1978 Manley Engines & Components
Valves, Intake, Stainless Steel, 2.100 in. Diameter, .3415 in. Stem, 5.140 in. Length, Chevy, Small Black, Each
Part Number: MAN-11584-1
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
Valve, Intake, NK-842 Stainless, 2.190 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Each
Part Number: MAN-11720-1
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
Valves, Exhaust, Severe Duty, Stainless Steel, 1.880 in.Diameter, 0.311 in. Stem, 5.422 in. Length, Set of 8
Part Number: MAN-12815-1
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
Valve, Intake, Stainless Steel, 1.720 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each
Part Number: MAN-11540-1
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
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11234-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
VALVE-R/M 1.600, +.100, .3136 STEM
Part Number: MAN-12303-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, NK-844 Stainless, 2.300 in. Diameter, .3720 in. Stem, 5.325 in. Length, Each
Part Number: MAN-11530-1
Not Yet Reviewed
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.940 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11236-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.250 in. Diameter, 0.372 in. Stem, 5.433 in. Length, Each
Part Number: MAN-11534-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11300-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.940 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11230-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11232-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .274 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11235-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11238-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11240-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .342 in. Stem, 5.065 in. Length, Chevy, Each
Part Number: MAN-11301-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Each
Part Number: MAN-11303-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.055 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each
Part Number: MAN-11306-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.810 in. Diameter, .342 in. Stem, 5.400 in. Length, Mopar, Each
Part Number: MAN-11381-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valves, Intake, NK-842 Stainless, 42mm Diameter, .313 in. Stem, 4.405 in. Length, Set of 4
Part Number: MAN-11652-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.940 in. Diameter, .342 in. Stem, 5.522 in. Length, Chevy, Each
Part Number: MAN-11809-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.190 in. Diameter, .341 in. Stem, 5.344 in. Length, Chevy, Ford, Each
Part Number: MAN-11822-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
VALVE-S/D 2.080,+.400
Part Number: MAN-11764-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Exhaust, Race Master, Stainless Steel, 1.900 in. Diameter, 0.3415 in. Stem, 5.422 in. Length, Each
Part Number: MAN-11765-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Valve, Intake, Severe Duty, Stainless Steel, 2.100 in. Diameter, 0.3415 in. Stem, 5.540 in. Length, Each
Part Number: MAN-11770-1
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
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