BMW M52TU Connecting Rod Bolts by ARP Underhead Length:47 mm you can reuse stock 33

you can reuse stock 33 mm lifters or install new OEM-style 33 mm lifters (such as those found under reference number 4200049100)

Precision Raceworks S58 Port Injection Kit (Standard or CSF version)

These lowering springs are a direct fit replacement for the OEM springs

BM3 will allow you to push beyond this however

Designed specifically for high-performance engine builds

BMW M52TU Connecting Rod Bolts by ARP Underhead Length:47 mm you can reuse stock 33Strengthen the bottom end of your BMW M52TU engine with the BMW M52TU Connecting Rod Bolts by ARP, delivering far greater clamping force and sealing than the factory fasteners. Engineered by ARP (Automotive Racing Products), this connecting rod bolt set is built to the standards demanded by high performance and motorsport BMW builds. Key Features Designed for BMW M52TU engine Significantly increased clamping force over OEM fasteners Secure connecting