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Manley SBC 2.020 Severe Duty Intake Valves (Set of 8)

Marsoni M251S
Sale price$169.01
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Manley SBC 2.020 Severe Duty Intake Valves (Set of 8)Manley Severe Duty Valves deliver the ultimate in strength, reliability, and high performance durability. Engineered for extreme gasoline engine temperatures, these valves are crafted from exclusive materials (XH 428 for exhaust and NK 844 for intake), offering unmatched tensile strength compared to competitive alloys. In fatigue testing at 40,000 psi and 1400F, Manley exhaust valves endured 100 million cycles, while competitors failed after just
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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Amazon Customer
Grantham, US
★★★★★ 5
quality
prefect fit, best pricing over local outlets wanting twice as much
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Reviewed in the United States on February 19, 2026
A
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Amazon Customer
Charlottesville, US
★★★★★ 3
Ok
Not bad not great. Quality feels cheap.
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Reviewed in the United States on December 30, 2025
M
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Mike H
Louisville, US
★★★★★ 5
Lower unit water pump
Worked fine
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Reviewed in the United States on October 16, 2025
R
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ray whit
Bozeman, US
★★★★★ 5
Water impeller Johnson
Size: 85-300 HP
Worked perfect for my 1988 Johnson 88 spl already been on the water, no issues.
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Reviewed in the United States on April 15, 2026
B
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Brent Fuhrmann
Carnegie, US
★★★★★ 5
Great product
Size: 75-250 HP
Great product would purchase again
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Reviewed in the United States on May 25, 2026

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