Valve spring collars "LIGHT" with a weight of only 13g instead of 16.2g.
CNC machined and made of titan.
Must-have for a sporty engine.
Fits all 2V Boxer /5, /6, /7.
R50/5, R60/5, R75/5, R60/6, R75/6, R90/6, R90S, R60/7, R75/7, R80/7, R100/7, R100S, R100RS, R100RT, R100CS, R80G/S, R80ST, R80RT, R80GS, R100GS, R100PD, R100R, R80Basic.
Only in combination with a cylinderhead overhaul 111900.
for BMW spring pocket and valve collets
Please send the cylinderheads clean and without valves and valvecover bolts. For all airheads without R45/R65.
In combination with a cylinderhead overhaul or with a double ignition part number 125500 the price becomes 60,00 EUR cheaper.
Sportpiston only 410 g, Size C = 93,98 mm
You need 8 pieces for one engine.
Please calculate 2 weeks for this work.
4 x 0,20mm, 4 x 0,25mm, 4 x 0,30mm, 2 x 0,35mm, 2 x 0,50mm
High quality piston for R100 with Nikasil cylinders C from 1981 on, produced with recent technical expertise.
MADE IN GERMANY!!