044 CNC Ultra Mag Plus Cylinder Heads 90.5/92mm Pair

Description

Designed for 90.5/92mm barrels and pistons44mm inlet and 37.5mm exhaust valves for maximum airflowCNC ported for 120% more flow than stock VW headsSold in pairsUnlock the potential of your engine with the CB Performance 044 CNC Ultra Mag Plus Cylinder Heads, expertly engineered for 90.5/92mm barrels and pistons. These heads feature full CNC porting, providing a remarkable 120% increase in intake flow over stock VW cylinder heads. To optimize performance, the combustion chambers are also CNC machined, enhancing power and flame travel for a more efficient burn.With relocated 12mm spark plug bosses for added strength and durability, the ULTRA MAG Plus heads accelerate the exhaust charge through precisely machined exhaust ports. Based on the innovative  castings, these heads are race-ready and offer maximum horsepower potential for ultra high-performance engines right out of the box. Elevate your engine’s performance with the unmatched quality of CB Performance!Features:- Chamber Volume: 62cc- Intake Port Volume: 72cc- Exhaust Port Volume: 66.5cc- CNC Ported and Polished for Increased Flow- 12mm 3/4” Reach Spark Plug Holes- 44mm x 37.5mm SUPERGRIP 214N Single Groove Stainless Steel Valves with Stellite Tips- SUPERGRIP Chromoly Valve Spring Retainers- SUPERGRIP Single Groove Valve Locks- Performance 4 Angle Valve Job (30, 45, 60 & 75) on seats- Manganese Bronze Racing Valve Guides- Tungsten Carbide Alloy Valve Seats- Dual Hi-Rev Chrome Silicon Valve SpringsFlow @ 25” Vacuum (with CB Big Beef IDA manifold)Valve Lift – CFM.100” – 53CFM.200” – 103CFM.300” – 137CFM.400” – 160CFM.500” – 177CFM.600” – 190CFM