VW 1600 Dual Port Performance Cylinder Heads, 40X35.5 "Pair" opt-cc-heads-chk A modernized combustion chamber for

A modernized combustion chamber for increased head flow & performance

Plug Size: 12mm (ReplacementNGK Number is D8EA)

The Pistons are a Flat Top Slipper Skirt design

All flywheels are drilled for 8 dowel pins (SPG Pattern)

these retainers are heat treated and machined to exact tolerances

VW 1600 Dual Port Performance Cylinder Heads, 40X35.5 "Pair" opt-cc-heads-chk A modernized combustion chamber forThis is a brand new set of 2 high performance cylinder heads for a VW Type 1, 2, or 3 dual port. Heads comes with stainless steel 40mm intake, stainless steel 35. 5mm exhaust valves, harden keepers, chromoly retainers, and single high rev springs. They are ready to install. Made from an AA 500 series casting, these come STD with clean flowing cooling vanes for maximum cooling through the head and around the intake ports for increased HP and overall