BMW S55 Motor Build

We have been servicing, tuning, and racing vehicles with the BMW S55 powerplant since 2015. Over the many years, we have found the varying weak points of the original motor and provided solutions for reliable power of many levels.

Stage 1 - 800-850hp

• Italian RP - Silver Line Pistons

• Italian RP - Gold Line Connecting Rods

• Italian RP - Connecting Rod Bolts

• ACL Race Rod Bearings

• OEM Gaskets, Seals, and Hardware

• Decking the head

Stage 2 - 900-1000hp

• Italian RP - Gold Line Pistons

• Italian RP - Gold Line Connecting Rods

• Italian RP - Connecting Rod Bolts

• ACL Race Rod Bearings

• ARP Head Studs

• Supertech Valve Springs and Retainers

• OEM Gaskets, Seals, and Hardware

• Decking the head, valve job

Stage 3 - 1100-1500hp

• Italian RP - Platinum Line Pistons

• Italian RP - Platinum Line Connecting Rods

• Italian RP - Connecting Rod Bolts

• ACL Race Rod Bearings

• ARP Head Studs

• Supertech Valves, Valve Springs, and Retainers

• OEM Gaskets, Seals, and Hardware

• CNC ported head, decking the head, valve job

Options

• RK Autowerks 4-Pin Billet Crankhub

• Schrick Camshafts

Notes

• Pricing does exclude shipping. Additional fees will be billed separately pending shipping zip code.

• Original motor is required for the service. If original cylinder walls are compromised, we can sleeve the block at an additional fee. If original block or head is unusable, please contact us at team@performanceeurowerks.com to discuss viable replacements. In rare instances, we have core blocks and heads available.

• We do offer local installations, motor break-in, and ECU tuning. Please contact us at team@performanceeurowerks.com to further discuss.