Manley Severe Duty Series BBC Stainless Steel Exhaust Valves 2.250in Dia 5.344in L - Set of 8

Manley Severe Duty Series BBC Stainless Steel Exhaust Valves 2.250in Dia 5.344in L - Set of 8

Marsoni

M251S

$163.60

Get it in 3 business days with 1 day shipping. Friday, May 29

Manley Severe Duty Series BBC Stainless Steel Exhaust Valves 2.250in Dia 5.344in L - Set of 8Manley 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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I bought the two pack of these to organize a drawer with a bunch of my stuff that was just too cluttered for my liking. I may be mildly ocd. They really improved things. They seem to be decent quality. I consider them to be a good value for the money. They function well for my use and also look good.

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Reviewed in the United States on December 4, 2025