Power Kit to 860cc For BMW R45 post 1980 And R65 Post 1985 21-Clutch or any tube 21mm-29mm in

or any tube 21mm-29mm in diameter

BMW Part Number: 12 31 7 681 841 Model Year HEXHEAD MODELS HP2 Enduro (K25H) 08/04-08/06 ECE HP2 Enduro (K25H) 08/04-08/06 USA HP2 Megamoto (K25H) 08/06-11/08 ECE HP2 Megamoto (K25H) 08/06-11/08 USA R1200GS (K25) 12/02-10/07 ECE R1200GS 05-07 (K25) 03/03-09/07 USA R1200R 05-10 (K27) 11/05-09/10 USA R1200R 05-10 (K27) 11/05-10/10 ECE R1200S (K29) 11/04-09/06 USA R1200S (K29) 11/04-12/06 ECE R1200ST (K28) 05/03-11/07 ECE R1200ST (K28) 06/03-06/07 USA OILHEAD MODELS R850R (R28) 11/99-07/07 ECE R850RT (R22) 06/00-02/06 ECE R1100S (259S) 12/96-07/05 ECE R1100S (259S) 01/97-09/04 USA R1150GS (R21) 09/98-11/03 ECE R1150GS (R21) 09/98-11/03 USA R1150GS ADV (R21A) 07/01-09/05 ECE R1150GS ADV (R21A) 07/01-09/05 USA R1150R (R28) 11/99-06/06 ECE R1150R (R28) 03/00-02/06 USA R1150R Rockster (R28) 03/02-07/05 ECE R1150R Rockster (R28) 03/02-07/05 USA R1150RS (R22) 11/00-11/04 ECE R1150RS (R22) 11/00-01/04 USA R1150RT (R22) 01/00-03/06 ECE R1150RT (R22) 02/00-02/06 USA

009 includes:

Raw Lumens: 870

Plug & Play Horn Installation - Quickly and easily connect high power aftermarket horns like our SoundBomb™ without having to add an additional harness or relay

Power Kit to 860cc For BMW R45 post 1980 And R65 Post 1985 21-Clutch or any tube 21mm-29mm inUpgrade your BMW R65 (Post 1985) or your R45 (Post 1980) with this comprehensive 860cc power kit. Engineered with Nikasil finished cylinders and precision balanced pistons weighing just 150g for refined, quiet performance. Includes factory gaskets, new rings, pins, and pre assembled stainless steel push rod tubes. The optimized piston geometry eliminates additional headwork. Everything needed for a seamless installation. If you have ANY questions