1978 Manley Engines & Components

Pistons, Forged, Flat, 4.060 in. Bore, Chevy, Set of 8

Part Number: MAN-590660-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-591135L-1

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 1.94 in. Diameter, .311 in. Stem, 5.010 in. Length, Chevy, Each

Part Number: MAN-11302-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.110 in. Diameter, .342 in. Stem, 5.100 in. Length, Pontiac V8, Each

Part Number: MAN-11364-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, XH-428 Stainless, 1.900 in. Head Diameter, 5.464 in. Length, Chevy, Big Block, Each

Part Number: MAN-11535-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Stainless Steel, 4.725 in. Length, 1.500 in. Diameter, 0.3415 in. Diameter Stem, Buick V6, Each

Part Number: MAN-11503-1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Pistons, Forged, Flat, Gas Ported, Chevy, Set of 8

Part Number: MAN-591530-8

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-590135R-1

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, Chevy, Small Block, Each

Part Number: MAN-14050-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Valves, Intake, NK-844 Stainless, 2.065 in. Diameter, .3720 in. Stem, 5.218 in. Length, Set of 8

Part Number: MAN-11836-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, Chevy, Big Block, Each

Part Number: MAN-14060-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Valves, VALVE-TI 2.100,5.140 BEAD LOC

Part Number: MAN-11478HTBC-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: May 15, 2026 if ordered today

• Drop Ship
• Special Order

ROD-SBC LJ 5.700 SUPER

Part Number: MAN-14441-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Set of 8

Part Number: MAN-11413T-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

VALVE-BBC E/D 1.900

Part Number: MAN-12745-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Special Order

Connecting Rod, Forged 4340 Steel, H-Beam, Bushed, Cap Screw, Chevy, Each

Part Number: MAN-14072R-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Severe Duty, Stainless Steel, 2.250 in. Diameter, 0.342 in. Stem, 5.725 in. Length, Set of 8

Part Number: MAN-11586-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Exhaust, XH-432 Stainless Steel, 1.600 in. Diameter, .342 in. Stem, 5.015 in. Length, Set of 8

Part Number: MAN-11599-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Severe Duty, Stainless Steel, 1.880 in. Diameter, 0.342 in. Stem, 5.655 in. Length, Set of 8

Part Number: MAN-11591-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Titanium, 2.220 in. Diameter, .342 in. Stem, 5.540 in. Length, Universal, Each

Part Number: MAN-11464T-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Exhaust, XH-428 Stainless Steel, 1.720 in. Diameter, .372 in. Stem, 5.354 in. Length, Set of 8

Part Number: MAN-11553-8

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.260 in. Length, Universal, Each

Part Number: MAN-11429T-1

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Intake, Titanium, 2.055 in. Diameter, .342 in. Stem, 5.040 in. Length, Each

Part Number: MAN-11474T-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order