Home :: Type 1 Cylinders Heads and Parts :: Type1 Heads and Manifolds :: OEM and DRD Big Valved 049 NON Ported Type 1 heads (Caruburated and Turbo) :: DRD 42X37.5mm 049 Performance Big Valved heads, 94mm bore (Built in the USA) (Dual Spring)

DRD 42X37.5mm 049 Performance Big Valved heads, 94mm bore (Built in the USA) (Dual Spring)

DRD 42X37.5mm 049 Performance Big Valved heads, 94mm bore  (Built in the USA) (Dual Spring)

New DRD NON PORTED Performance big valved 42X37.5  (049 revmaster heads, Stainless Steel valves, DRD dual springs,DRD CM retainers, DRD multi angle valve job. Intake and exhaust ports are casted 20% larger than stock, 58CC chambers. Intake port flow 138CFM @28 inches .500 valve lift, and exhaust port flow 120cfm @28 inches .500 lift. Added material in the combustion chamber for deep fly cutting, and extra strenght. Head has small 12mm 3/4 reach spark plug to prevent cracking. The Price is for a pair heads, 2 cylinder heads. 94mm bore. Th

SKU SKU175362  
Weight 32.00 lbs
 
Our price: $549.99
4%
Market price: $569.99
Quantity