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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: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 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: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve, Exhaust, Stainless Steel, 1.600 in. Head, 0.314 in. Stem, 5.050 in. Length, Chevy, Set of 8
Part Number: MAN-12337-8
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve, Intake, Stainless Steel, 2.100 in. Head, 0.314 in. Stem, 5.030 in. Length, Chevy, Set of 8
Part Number: MAN-12338-8
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring, Professional, Single, 1.255 in. O.D., 470 lbs./in. Rate, 1.100 in. Coil Bind Height, Each
Part Number: MAN-22411-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainer, Titanium, 7 Degree, 1.076 in. Spring Diameter, 0.570 in. Inside Diameter, Each
Part Number: MAN-23625-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, 7 Degree Lock, 1.311 in. Outside Diameter, .570 in. Inside Diameter, Set of 16
Part Number: MAN-23625-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, 7 Degree, 1.076 in. Outside Diameter, .650 in. Inside Diameter, Set of 16
Part Number: MAN-23626-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, 6 Degree Lock, 1.160 in. Outside Diameter, .610 in. Inside Diameter, Set of 16
Part Number: MAN-23115-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, Stock Lock, 1.050 in. Outside Diameter, .760 in. Inside Diameter, Each
Part Number: MAN-23125-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, Stock Lock, 1.050 in. Outside Diameter, .760 in. Inside Diameter, Set of 16
Part Number: MAN-23125-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, Stock Lock, 1.045 in. Outside Diameter, .745 in. Inside Diameter, Each
Part Number: MAN-23130-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, Titanium, Stock Lock, 1.045 in. Outside Diameter, .745 in. Inside Diameter, Set of 24
Part Number: MAN-23130-24
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.610 in. Outside Diameter, .825 in. Inside Diameter, Each
Part Number: MAN-23648-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainer, Titanium, 10 Degree, 1.625 in. Outside Diameter, .765 in. Inside Diameter, Each
Part Number: MAN-23655-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
SPRING-1.311 SINGLE HEMI
Part Number: MAN-221431-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221431-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
SINGLE SPRING
Part Number: MAN-221432-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 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: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 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: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Springs, Single, 1.311 in. Outside Diameter, 353 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16
Part Number: MAN-221438-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
SPRING-1440 POLISHED
Part Number: MAN-221440P-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Springs, Dual, 1.570 in. Outside Diameter, 575 lbs./in. Rate, 1.215 in. Coil Bind Height, Set of 16
Part Number: MAN-221441P-16
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring, Dual, 1.580 in. Outside Diameter, 535 lbs./in. Rate, 1.170 in. Coil Bind Height, Each
Part Number: MAN-221443-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
Valve Spring Retainers, RET-TI 1.290 7 DEG
Part Number: MAN-23617-1
Not Yet Reviewed
Estimated Ship Date: Jan 21, 2026 if ordered today
Estimated Ship Date: Jan 21, 2026 if ordered today
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