Availability
1968 CHEVROLET Manley Parts and Accessories
Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.121 in. Length, Each
Part Number: MAN-11571-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Piston, Forged, Flat, 4.030 in. Bore, Gas Ported, Driver Side, Chevy, Each
Part Number: MAN-591530L-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.190 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Each
Part Number: MAN-11520-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Pistons, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8
Part Number: MAN-590240-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valves, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.140 in. Length, Universal, Set of 8
Part Number: MAN-11410T-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Piston, Forged, Flat, 4.060 in. Bore, Chevy, Each
Part Number: MAN-590660L-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each
Part Number: MAN-590230L-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Intake, Race Series, Stainless Steel, 2.080 in. Diameter, 0.3415 in. Stem, 5.240 in. Length, Set of 8
Part Number: MAN-11574-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Exhaust, XH-428 Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 4.921 in. Length, Chevy, Each
Part Number: MAN-11557-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
VALVE-S/D 1.625,+.100
Part Number: MAN-11851-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Intake, 2.055 in. Head Diameter, 8.68mm Stem Diameter, 4.911 in. Overall Length, Chevy, Set of 8
Part Number: MAN-10768-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Connecting Rods, 4340 I-Beam, Cap Screw, Bushed, 6.385 in. Length, Chevy, Big Block, Each
Part Number: MAN-14162-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.055 in. Diameter, .274 in. Stem, 5.010 in. Length, Chevy, Set of 8
Part Number: MAN-11240-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.125 in. Diameter, .342 in. Stem, 5.440 in. Length, Chevy, Each
Part Number: MAN-11348-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.060 in. Length, Universal, Each
Part Number: MAN-11435T-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
VALVE-TI 2.180,+.700
Part Number: MAN-11486HT-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
VALVE-TI 1.625,+.600
Part Number: MAN-11447T-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valves, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Set of 8
Part Number: MAN-11460T-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
VALVE-TI 2.180,+.700
Part Number: MAN-11486HT-8
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Intake, NK-844 Stainless Steel, 2.065 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each
Part Number: MAN-11554-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each
Part Number: MAN-590135L-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Piston, Forged, Flat, 4.060 in. Bore, Chevy, Each
Part Number: MAN-590560L-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Race, NK-844 Stainless Steel, Intake, 2.125 in. Diameter, 5.240 in. Length, Chevy, Set of 8
Part Number: MAN-11778-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valves, Exhaust, Stainless Steel, 1.625 in. Diameter, .3415 in. Stem, 5.165 in. Length, Chevy, Small Black, Each
Part Number: MAN-11799-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .341 in. Stem, 4.951 in. Length, Chevy, Each
Part Number: MAN-11863-1
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
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