Roger Clark Motorsport 14mm Head Dowel - Suit RCM2902/RCM593 14mm Head Studs Carbon Fibre Plates When using 15 mm wheelspacers

When using 15 mm wheelspacers at least 7 mm deep cut-outs are needed (at 20mm wheelspacers at least 2mm deep cut-outs are needed) as the nuts stand over the contact surface

Note: This product only suits 6MT and 5AT swapped vehicles

These tips are 110mm outer diameter and will suit any Invidia exhaust with 60mm outlet piping

The result is a truly optimised manifold with consistent performance and a beautiful smooth exterior finish

Crafted from high grade materials with precision and durability in mind

Roger Clark Motorsport 14mm Head Dowel - Suit RCM2902/RCM593 14mm Head Studs Carbon Fibre Plates When using 15 mm wheelspacersRCM's own modified head dowel, for use with our Uprated 14mm heads stud kits RCM2902 & RCM593. Our dowels are each precision cut and opened, which allows them to fit over the shank of the larger 14mm stud, they can then be simply squeezed shut and tapped into place. Each kit includes x4 dowels. A small video demonstrating how to locate them can be seen below.