K Series Skunk2 Ultra RACE Manifold Finish:Burnt Finish Hex Head you must remove any studs

you must remove any studs on your transmission case before installing the bolts

25 and the other 17mm head with M12x1

EG DC LCA to subframe bolts

10mm length for shallow locations like fenders 20mm length for headlights

This is a Grade 5 titanium ruler with 150mm and 6in etched on the same side with G Development logo on the backside used to measure your bolts or anything else

K Series Skunk2 Ultra RACE Manifold Finish:Burnt Finish Hex Head you must remove any studsThis is a Grade 5 Titanium 26 pack of 10mm bolts to replace your Skunk2 Ultra Race manifold stock allen bolts. These fit 3. 5L Race manifolds for K Series Engines without the spacers. The 14 outer bolts are longer than the 12 inner bolts on the Race manifold.