Originally intended as Rubin's own engine a change of plans sees this ultimate engine now residing in Vito's E30M3.

Engine upgrades:
2.5 litre crank/shells - BMW Motorsport
WISECO 2.5 litre custom pistons
2.5 EVO Group A valve springs - BMW Motorsport
3.2 S50 chain tensioner - M3 E36
3.8 50mm throttle bodies - M5 E34
3.8 polished inlet valves - BMW M5 E34
Carbon Fibre 50mm airbox - Group A BMW Motorsport
Fully ported inlet and exhausts
Custom 50/55mm headers and twin 55mm stainless steel exhaust
Alpha N ectronic engine management system
Aluminium flywheel with steel insert
Paddle clutch kit