Ultra Series Piston Set By JE - 84mm Standard Bore | 9.5:1 CR | Stock Stroke 89.6mm - BMW N55/S55NOTE: Image shown not actual parts. JEs Ultra Series pistons for sport compact and euro applications combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. Premium, gas nitrided carbon steel rings are included Bore (in) 3. 307 Bore (mm) 84. Top Compression Ring Thickness 0. 0400 Second Compression

performance and installation fit

21-20-7-556-558 / 21 20 7 556 558 / 21207556558

0 (E65) 2005 thru 2009BMW 760 6

Technology transfer from original equipment and motorsports

5-2014 VW Golf/GTI

resulted in an average 3

LEMFÖRDER tie rods for cars

air velocity

8L & 8N Audi

FITS: Mk7 GTi 2

Stage 2 91 octane: up to 50% HP / 48% TQ

Bolt Pattern: 5x98