Splayed-Valve Aluminum Cylinder Head
Original price was: $1,899.62.$1,752.41Current price is: $1,752.41.
- Extremely aggressive, all-out competition head
- 240cc “as-cast” intake ports
- 78cc “as-cast” exhaust ports
- 45cc “as-cast” combustion chambers
Semi-Machined Splayed Valve Aluminum Cylinder Head
P/N 24502517
– Semi-machined aluminum race head
– 240cc “as-cast” intake ports
– 78cc “as-cast” exhaust ports
– 45cc “as-cast” combustion chambers
– Same casting as P/N 12480146
Aluminum Splayed Valve Race Head Technical Notes:
– Made of 355-T7 aluminum
– No valve seats or guides provided
– Extra-thick decks for angle milling or heavy flat milling
– Extra port material (0.240″) for professional porting
– Completely revised intake and exhaust ports provide ultimate airflow potential
– 45cc “as-cast” combustion chambers
– Modified valve angles (16° x 4° intake, and 11° x 4° exhaust)
– Designed for longer-than-stock 2.200″ and 1.650″ valves
– Valve spring pads accommodate 1.625″ diameter springs
– Revised location angled spark plugs (14mm, 5/8″ hex, 3/4″ reach, gasketed plugs)
– Designed for aftermarket shaft-mount rocker systems
– Custom-fabricated intake manifold required
– P/N 10185042 intake manifold gasket required
– Valve cover gaskets P/N 10185043 required