Manley Performance · New
Manley Ford GT350 Voodoo 5.2L Race Master Series Exhaust Valve - 1.280in Dia
MPN 12631-1 · Store SKU man12631-1
Supplier stock checked 11/7/2026, 4:21:25 AM UTC. Adding a part does not reserve it.
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Product details
Manley Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM. Head Diameter: 1.280 in. - Stem Diameter: 0.2345 in. - O/A : 4.340 in. Backcut: 0.100" x 30? - Single Valve Ford GT350 VooDoo 5.2L RM exhaust valves. 1.280" head diam., .2345" stem diam.
Manufacturer fitment & guides
Check 12631-1 against the manufacturer’s application information below.
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