CA625 12mm Head Stud Kit to suit Nissan RB26 (AR202-4208) GenV The proven dual o-ring design

The proven dual o-ring design eliminates water ingress without messy sealants or unsightly gaskets

Distortion of cylinder bores and crank tunnel is dramatically reduced through design improvements and a Bullet 4 bolt main cap system

With all the real data and testing we have done over the last 10 years with our braces we figured it was time to release our latest brace creation SR 7075 integrated main cap brace for the mighty SR

OEM static gears weigh 550 grams

CFD optimized and validated in-house for maximum flow and thermal management

CA625 12mm Head Stud Kit to suit Nissan RB26 (AR202-4208) GenV The proven dual o-ring designPart number: AR202 4208 ARP Custom Age 625+ Head stud kit with 12 Point Nuts to suit Nissan RB26DETT. Alternate part numbers: AR2024208 202 4208 2024208