Universal Joint Girdle - 1350 Series (30mm) Engine Model_L28 will fit the following engines:

will fit the following engines:

2-bolt turbo drain flange

The OEM valve spring can be used if retaining stock rpm limit and keeping boost limited to 14psi

This listing allows purchase of the base conversion kit with optional drivetrain components

If you are modifying a S1 RB30 block to run a twin cam head you will need our modification timing belt kit listed here

Universal Joint Girdle - 1350 Series (30mm) Engine Model_L28 will fit the following engines:Purposed designed to provide more bearing surface for the universal joint bearing cap. Manufactured from 7075 T6 aluminium and double anodised finish complete with all mounting hardware.