1990 CHEVROLET Manley Parts and Accessories

Valves, Exhaust, XH-428 Stainless, 1.625 in. Diameter, .3415 in. Stem, 5.165 in. Length, Set of 8

Part Number: MAN-11577-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Severe Duty, Stainless Steel, 1.940 in. Diameter, 0.3715 in. Stem, 5.464 in. Length, Set of 8

Part Number: MAN-11533-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Bolts, Intake Manifold, Steel, Gold Iridite, 12-Point Head, Chevy, Big Block, Kit

Part Number: MAN-42291

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.160 in. Length, Universal, Each

Part Number: MAN-11437T-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 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: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Intake, Titanium, 2.080 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Each

Part Number: MAN-11404T-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valve, Exhaust, Titanium, 1.600 in. Diameter, .342 in. Stem, 5.360 in. Length, Universal, Each

Part Number: MAN-11407T-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-11431T-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-590660-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-590635L-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.354 in. Length, Chevy, Each

Part Number: MAN-11563-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Valves, VALVE-S/D 1.720,+.200

Part Number: MAN-11716-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-590230-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-590530-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• 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: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-590035R-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Intake, Stainless Steel, 2.080 in. Diameter, .342 in. Stem, 5.240 in. Length, Chevy, Each

Part Number: MAN-11322-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 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: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: MAN-11405T-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Valves, Intake, Titanium, 2.150 in. Diameter, .342 in. Stem, 5.240 in. Length, Universal, Set of 8

Part Number: MAN-11430T-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-591030R-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.460 in. Length, Universal, Each

Part Number: MAN-11419T-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: MAN-591335L-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Special Order

Pistons, Forged, Flat, 4.040 in. Bore, Chevy, Set of 8

Part Number: MAN-590540-8

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order