1973 Manley Engines & Components

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: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

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: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Exhaust, Stainless Steel, 1.725 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Set of 8

Part Number: MAN-11835-8

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591230L-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.060 in. Bore, Chevy, Each

Part Number: MAN-590660R-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAN-591340R-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-591130R-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.035 in. Bore, Chevy, Each

Part Number: MAN-590035L-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Piston, Forged, Flat, 4.030 in. Bore, Chevy, Each

Part Number: MAN-590230R-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Pistons, Forged, Flat, 4.030 in. Bore, Chevy, Set of 8

Part Number: MAN-590030-8

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.265 in. Length, Chevy, Each

Part Number: MAN-11323-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Stainless Steel, 1.600 in. Diameter, .274 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11235-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Intake, Titanium, 2.125 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Set of 8

Part Number: MAN-11424T-8

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Stainless Steel, 1.625 in. Diameter, .311 in. Stem, 5.040 in. Length, Chevy, Each

Part Number: MAN-11303-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Main Bearings, P-Series, 1/2 Groove, Standard Size, Tri Metal, Chevy, Big Block, Set of 5

Part Number: MAN-33040

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

ROTATING ASSEMBLY KIT-BBC 572 4.250/4.625 -3cc F

Part Number: MAN-38572RHXX

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Stainless Steel, 2.125 in. Diameter, .342 in. Stem, 5.240 in. Length, Each

Part Number: MAN-11344-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

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: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Set of 8

Part Number: MAN-11405T-8

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Each

Part Number: MAN-11460T-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Titanium, 1.900 in. Diameter, 0.3415 in. Stem, 5.540 in. Length, Each

Part Number: MAN-11483-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Intake, Stainless Steel, 2.055 in. Diameter, .342 in. Stem, 4.940 in. Length, Set of 8

Part Number: MAN-11452T-8

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Titanium, 2.055 in. Diameter, .342 in. Stem, 4.940 in. Length, Universal, Each

Part Number: MAN-11452T-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Connecting Rod, 4340 I-Beam, Cap Screw, Bushed, Up-graded Bolts, Chevy, Big Block, 6.535 in. Length, Each

Part Number: MAN-14066R-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod, Sportmaster, 4340 I-Beam, Cap Screw, Bushed, 5.7 in. Length, Custom Bore Sizes, Chevy, Each

Part Number: MAN-14101-1

Not Yet Reviewed

Estimated Ship Date: Jun 12, 2026 if ordered today

• Drop Ship
• Special Order