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Valve Spring, Dual, 1.340 in. Outside Diameter, 394 lbs./in. Rate, 1.050 in. Coil Bind Height, Set of 16
Part Number: MAN-221435-16
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve Spring, Dual, 1.290 in. Outside Diameter, 377 lbs./in. Rate, 1.100 in. Coil Bind Height, Single
Part Number: MAN-221436-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: MAN-221438-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Guideplate, Raised, Steel, Black Oxide, for 7/16 in. Pushrod Size, Chevy, Big Block, Each
Part Number: MAN-42149-1
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Guideplates, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevy, Small Block, Each
Part Number: MAN-42150-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Guideplates, Raised, Steel, Black Oxide, 3/8 in. Pushrod Size, Chevy, Small Block, Set of 8
Part Number: MAN-42150-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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Valve, Intake, Titanium, 2.300 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12842-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.344 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12850H-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.494 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12854-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.494 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12854-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valves, Intake, Severe Duty, Stainless Steel, 2.250 in.Diameter, 0.311 in. Stem, 5.494 in. Length, Set of 8
Part Number: MAN-12856-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12878-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.300 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12878-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, 2.350 in. Diameter, Stainless Steel, 0.350 in. Over Installed Length, Chevy, Big Block, Each
Part Number: MAN-12880-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.350 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Set of 8
Part Number: MAN-12880-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, Intake, Stainless Steel, 2.250 in. Head Diameter, 5.594 in. Length, Chevy, Big Block, Each
Part Number: MAN-12898-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valves, Exhaust, XH-432 Stainless, 1.60 in. Diameter, .3415 in. Stem, 5.065 in. Length, Set of 8
Part Number: MAN-11701-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
VALVE-R/F 2.020, +.100, .3133 STEM
Part Number: MAN-12302-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valves, VALVE-R/F AFR SERIES 2.080
Part Number: MAN-12308-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valve, AFR intake, 2.080 +.100 Race Flo, .3133 stem, set of 8
Part Number: MAN-12310-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
Valves, Intake, Titanium, 2.300 in. Diameter, .3415 in. Stem, 5.350 in. Length, Chevy Big Block, Each
Part Number: MAN-11944TB-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
VALVE-BBC E/D 1.900
Part Number: MAN-12745-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
VALVE-S/D 2.300,+.200
Part Number: MAN-12784-1
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
VALVE-BBC S/D 1.940
Part Number: MAN-12803-8
Not Yet Reviewed
Estimated Ship Date: Dec 22, 2025 if ordered today
Estimated Ship Date: Dec 22, 2025 if ordered today
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