CHEVROLET 5.7L/350 Engines & Components

Valve Springs, RPM Series, Dual, 1.290 in. O.D., 369 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1204X

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Special Order

Valve Springs, RPM Series, Dual, 1.324 in. O.D., 460 lbs./in. Rate, 1.000 in. Coil Bind Height, Each

Part Number: RSC-PAC-1208X

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Race Series, Stainless Steel, 2.100 in. Diameter, 0.342 in. Stem, 5.240 in. Length, Set of 8

Part Number: MAN-11594-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 4.911 in. Length, Chevy, Each

Part Number: MAN-11598-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 1.625 in. Diameter, .342 in. Stem, 5.165 in. Length, Each

Part Number: MAN-11577-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Race Series, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 5.221 in. Length, Each

Part Number: MAN-11579-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.936 in. Length, Each

Part Number: MAN-11585-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Severe Duty, Stainless Steel, 1.625 in. Diameter, 0.3415 in. Stem, 4.911 in. Length, Each

Part Number: MAN-11541-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 1.840 in. Diameter, .342 in. Stem, 5.011 in. Length, Universal, Each

Part Number: MAN-11542-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Race Series, Stainless Steel, 2.055 in. Diameter, 0.3415 in. Stem, 5.140 in. Length, Each

Part Number: MAN-11552-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Severe Duty, XH-426 Stainless Steel, Exhaust, 1.600 in. Diameter, 4.923 in. Length, Each

Part Number: MAN-11677-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Race, NK-844 Stainless Steel, Intake, 2.055 in. Diameter, 4.874 in. Length, Chevy, Each

Part Number: MAN-11680-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valves, Intake, XH-428 Stainless, 2.080 in. Head Diameter, 4.874 in. Length, Chevy, 5.7, 6.0L, Set of 8

Part Number: MAN-11682-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Severe Duty, Stainless Steel, 1.600 in. Diameter, 0.3415 in. Stem, 4.965 in. Length, Each

Part Number: MAN-11573-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

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: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

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 15, 2025 if ordered today

• Drop Ship
• Special Order

SINGLE VALVE SPRING

Part Number: MAN-221435-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

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 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Race Master, Stainless Steel, 2.080 in. Head Dia, 7 Degree Dish, Chevy, Small Block, Each

Part Number: MAN-11806-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.080 in. Diameter, .341 in. Stem, 4.940 in. Length, Chevy, Each

Part Number: MAN-11808-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11810-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

VALVE-S/D 1.600,+.200

Part Number: MAN-11771-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

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: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

VALVE-R/F 2.020, +.100, .3133 STEM

Part Number: MAN-12302-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order

Valves, VALVE-R/F AFR SERIES 2.080

Part Number: MAN-12308-1

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Special Order