Availability
1968 Manley Engines & Components
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: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
VALVE-E/D 1.625,+.200
Part Number: MAN-11715-8
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Exhaust, XH-432 Xtreme Alloy, 1.880 in. Head Diameter, 5.454 in. Length, Chevy, Big Block, Each
Part Number: MAN-11731-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.600 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each
Part Number: MAN-10714-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Guideplate, Flat, Steel, Black Oxide, 5/16 in. Pushrod Size, Ford, Small Block Windsor, Each
Part Number: MAN-42152-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Valves, Intake, NK-844 Stainless, 2.080 in. Diameter, .3415 in. Stem, 5.111 in. Length, Set of 8
Part Number: MAN-11738-8
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.011 in. Length, Chevy, Each
Part Number: MAN-10751-1
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.240 in. Length, Chevy, Each
Part Number: MAN-11345-8
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Diameter, .371 in. Stem, 5.218 in. Length, Chevy, Each
Part Number: MAN-11526-1
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.020 in. Diameter, .342 in. Stem, 5.140 in. Length, Each
Part Number: MAN-11544-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each
Part Number: MAN-590630L-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each
Part Number: MAN-590630R-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each
Part Number: MAN-591140L-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Titanium, 2.080 in. Diameter, .342 in. Stem, 5.140 in. Length, Universal, Each
Part Number: MAN-11402T-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Titanium, Intake, 2.080 in. Diameter, 5.140 in. Length, Each
Part Number: MAN-11402TB-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.460 in. Length, Universal, Each
Part Number: MAN-11433T-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valves, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Set of 8
Part Number: MAN-11524-8
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Race Flo, Intake, Stainless Steel, 2.055 Head Diameter, .3415 Stem Diameter, 5.040 in. Length, Each
Part Number: MAN-11546-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve Springs/ Titanium Retainers, Nex Tek, 1.640 in. Outside Diameter, 647 lbs./in. Spring Rate, Kit
Part Number: MAN-261424L
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
VALVE-S/D 2.300,+.200
Part Number: MAN-11784-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 1.760 in. Diameter, .341 in. Stem, 5.167 in. Length, Ford, Each
Part Number: MAN-11801-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 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: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, BBC intake 2.190 stock length, Street Master, set of 8
Part Number: MAN-10872-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Connecting Rods, H-Lite Series, 4340 H-Beam, Cap Screw, Bushed, 6.000 in. Length, Chevy, Small Block, Set of 8
Part Number: MAN-14034-8
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Diameter, .342 in. Stem, 5.440 in. Length, Mopar, Each
Part Number: MAN-11382-1
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
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