Install a second spark plug hole/thread in both heads, for all airheads without R45/R65.
Please send the cylinderheads clean and without valves and valvecover bolts.
In combination with a cylinderhead overhaul or with a double ignition part number 125500 the price becomes 60,00 EUR cheaper. (Art.no. 111909)
Don´t forget to order the o-ring no. 111860, please.
Bitte nehmen Sie unsere Hinweise 4 Belehrung gem. Altölverordnung zur Kenntnis.