Availability
PROD BOSS
Part Number: MAN-25749-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve Lock, Machined, Steel, 10 Degree, 1-Groove Beadlock, 7mm Valve Stem, Pair
Part Number: MAN-13170-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve Spring Retainers, Chromoly, 7 Degree Lock Style, 1.076 in. Beehive Spring, Fits 221431 Spring, Each
Part Number: MAN-23612-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve Springs, Dual, 1.500 in. Outside Diameter, 800 lbs./in. Rate, 1.130 in. Coil Bind Height, Each
Part Number: MAN-221456-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
SPRING
Part Number: MAN-221420-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve Spring Shim, Hardened, 0.812 in. I.D., 1.250 in. O.D., 0.030 in. Thick, Each
Part Number: MAN-02233-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Piston Rings, RING-94.65mm/3.725 1.2mm,1.2mm
Part Number: MAN-46946-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Cylinder Head Bolts, Hex Head, Steel, Natural, Chrysler, Big Block B/RB, 440-1 Indy Head, 1-Head, Kit
Part Number: MAN-42198
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston Wrist Pins, WRIST PIN-21mm X 2.250
Part Number: MAN-42243-4
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Piston Wrist Pins, WRIST PIN-23mm X 2.300 X .180
Part Number: MAN-42359-4
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 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: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.125 in. Diameter, .341 in. Stem, 5.340 in. Length, Chevy, Each
Part Number: MAN-11756-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
VALVE 2 0L
Part Number: MAN-11820-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve, Intake, Stainless Steel, 2.250 in. Diameter, .372 in. Stem, 5.325 in. Length, Chevy, Each
Part Number: MAN-11524-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Each
Part Number: MAN-12898-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve Locks, Machined, Steel, 10 Degree, 1-Groove Beadlock, 0.308 in. Valve Stem, Set of 16
Part Number: MAN-13190-8
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Valve Locks, Machined, Steel, 10 Degree, 1-Groove Beadlock, 0.309 in. Valve Stem, Standard Height, Set of 16
Part Number: MAN-13191-8
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Intake, NK-844 Stainless, 2.400 in. Diameter, .3415 in. Stem, 6.600 in. Length, Each
Part Number: MAN-11582-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.190 in. Diameter, .372 in. Stem, 5.218 in. Length, Chevy, Each
Part Number: MAN-11832-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Each
Part Number: MAN-11831-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Exhaust, Stainless Steel, 1.710 in. Diameter, .342 in. Stem, 4.668 in. Length, Oldsmobile V8, Each
Part Number: MAN-11547-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Exhaust, XH-428 Stainless Steel, 1.655 in. Diameter, 0.342 in. Stem, 5.167 in. Length, Ford, 351C, Each
Part Number: MAN-11853-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 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: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
VALVE-S/D 2.080,+.100
Part Number: MAN-11712-1
Not Yet Reviewed
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Valve, Exhaust, Stainless Steel, 1.750 in. Diameter, .370 in. Stem, 5.426 in. Length, Ford, Each
Part Number: MAN-11825-1
Estimated Ship Date: Nov 17, 2025 if ordered today
Estimated Ship Date: Nov 17, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.