PRP 1/2 Inch Head and OEM Head Dowels - Nissan RB 134-5901 12-Point Nut For Chev Gen

12-Point Nut For Chev Gen III LS Series (2004-On)

the current draw on the internal MOSFETs are monitored for coil failures

however you can make it a plug and play loom by purchasing the ignitor delete which will allow this kit to work on the OEM ECU and 'Plug-In' type ECU's such as the Haltech plug and play ECU (which BOTH require the igniter delete patch harness)

With Turbosmart products

*** THE CAS BRACKET IS NOT A PART OF THIS

PRP 1/2 Inch Head and OEM Head Dowels - Nissan RB 134-5901 12-Point Nut For Chev Gen1 2 inch head dowels Anyone fitting half inch head studs to an RB (should be all rb25 and 30 blocks) They suit OEM replacement also. Need these! We have recently discovered that many people dont use dowels when converting to 1 2 inch head studs, they are absolutely crucial to stop the head from walking around and hurting your gasket seal! The reason you cant run an RB26 type M12 12 mm Stud in an RB20, 25, or 30 is because they are originally 11mm