1991 CHEVROLET Manley Parts and Accessories

Valves, Exhaust, Severe Duty, Stainless Steel, 1.880 in.Diameter, 0.311 in. Stem, 5.422 in. Length, Set of 8

Part Number: MAN-12815-1

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Valve, Exhaust, 1.900 in. Head Diameter, 8.68mm Stem Diameter, 5.522 in. Overall Length, Chevy, Each

Part Number: MAN-11769-1

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

Part Number: MAN-591330L-1

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VALVE-R/M 1.600, +.100, .3136 STEM

Part Number: MAN-12303-1

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Valve, Exhaust, Race Master, Stainless Steel, 1.900 in. Diameter, 0.3415 in. Stem, 5.422 in. Length, Each

Part Number: MAN-11765-1

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Valve, SBC intake, 2.080 +.300 Pro Flo, set of 8

Part Number: MAN-11740-1

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

Part Number: MAN-591035L-1

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Estimated Ship Date: Jun 5, 2026 if ordered today

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

Part Number: MAN-590730R-1

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Pistons, Forged, Flat, 4.035 in. Bore, Chevy, Set of 8

Part Number: MAN-591135-8

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

Part Number: MAN-590630L-1

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Pistons, Forged, Flat, 4.560 in. Bore, Chevy, Big Block, Set of 8

Part Number: MAN-696160-8

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Valve, Exhaust, Stainless Steel, 1.880 in. Diameter, .371 in. Stem, 5.374 in. Length, Chevy, Each

Part Number: MAN-11831-1

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Valve, AFR intake, 2.080 +.100 Race Flo, .3133 stem, set of 8

Part Number: MAN-12310-8

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-1

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Valves, Intake, NK-844 Stainless, 2.080 in. Diameter, .3415 in. Stem, 5.111 in. Length, Set of 8

Part Number: MAN-11738-1

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VALVE-BBC S/D 1.940

Part Number: MAN-12803-8

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Valves, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.040 in. Length, Universal, Set of 8

Part Number: MAN-11408T-8

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Valves, Intake, Titanium, 2.100 in. Diameter, .342 in. Stem, 5.440 in. Length, Universal, Set of 8

Part Number: MAN-11416T-8

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Connecting Rod, 4340 H-Beam, Cap Screw, Bushed, 6.385 in., Chevy, Big Block, Each

Part Number: MAN-14062R-1

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Valves, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.360 in. Length, Universal, Set of 8

Part Number: MAN-11441T-8

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Valves, VALVE-R/M 1.625,+.600

Part Number: MAN-11347-8

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Valves, Exhaust, Titanium, 1.625 in. Diameter, .342 in. Stem, 5.360 in. Length, Universal, Set of 8

Part Number: MAN-11417T-8

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Piston, Forged, Dish, 4.560 in. Bore, Chevy, Big Block, Each

Part Number: MAN-696760-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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Valves, Intake, Titanium, 2.300 in. Diameter, .342 in. Stem, 5.522 in. Length, Chevy, Set of 8

Part Number: MAN-11482-8

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Valve, BBC intake 2.190 stock length, Street Master, set of 8

Part Number: MAN-10872-1

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Estimated Ship Date: Jun 8, 2026 if ordered today

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