Improved BMW lifter 2 slot design // 70-On Airhead

OEM BMW lifter 2 slot design.

Direct replacement for all 1970-on models except R65, and an upgrade for the 4 slot earlier design which was prone to cracking.

Also an upgrade for the /5/6 lifter with the flat top which was not hardened as well.

Sold singularly, order four per bike.