CNC-Motorsports offers the best in valves by Ferrea and Manley. We offer everything for street performance to all out nitrous & turbo race engines.
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MAN-11503-6 PART NUMBERBuick V6 Stage 1 Manley Severe Duty Exhaust Valves 1.500 11503-6$171.44Buick V-6 Stage 1 and Production Cast Iron Heads, Exhaust Valves, 1.500 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 6 Valves Learn More
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MAN-11502-6 PART NUMBERBuick V6 Stage 1 Manley Severe Duty Pro Flo Intake Valves 1.710 11502-6$171.44Buick V-6 Stage 1 and Production Cast Iron Heads, Intake Valves, 1.710 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 6 Valves Learn More
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MAN-11504-6 PART NUMBERBuick V6 Stage 1 Manley Severe Duty Pro Flo Intake Valves 1.775 11504-6$171.44Buick V-6 Stage 1 and Production Cast Iron Heads, Intake Valves, 1.775 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 6 Valves Learn More
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MAN-11547-8 PART NUMBEROldsmobile 330 455 Manley Severe Duty Exhaust Valves 1.710 11547-8$281.10Oldsmobile 330 455, Exhaust Valves, 1.710 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves Learn More
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MAN-11548-8 PART NUMBEROldsmobile 330 455 Manley Severe Duty Intake Valves 2.072 11548-8$281.10Oldsmobile 330 455, Intake Valves, 2.072 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves Learn More
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MAN-11353-8 PART NUMBERPontiac 400 428 455 Manley Race Master Exhaust Valves 1.660 11353-8$174.46Pontiac 400 428 455, Exhaust Valves, 1.660 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
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MAN-11355-8 PART NUMBERPontiac 400 428 455 Manley Race Master Exhaust Valves 1.770 11355-8$174.46Pontiac 400 428 455, Exhaust Valves, 1.770 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
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MAN-11337-8 PART NUMBERPontiac 400 428 455 Manley Race Master Exhaust Valves 1.770 11337-8$174.46Pontiac 400 428 455, Exhaust Valves, 1.770 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
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MAN-11352-8 PART NUMBERPontiac 400 428 455 Manley Race Flo Intake Valves 2.110 11352-8$174.46Pontiac 400 428 455, Intake Valves, 2.110 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
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MAN-11364-8 PART NUMBERPontiac 400 428 455 Manley Race Flo Intake Valves 2.110 11364-8$174.46Pontiac 400 428 455, Intake Valves, 2.110 Head Diameter, .3415 Stem Diameter, Stock Height, Set of 8 Valves. Learn More