best mountain bike frame for 80cc motor

[skoal]

good day, an whats best 4 stroke motor to buy. In frame or above back wheel. Regards.

 

[q999]

you choose

this guys got the chine cheep 2 stroke stuff on ebay http://stores.ebay.com/BoyGoFast
not much in the line of 4 stroke stuff.<

the bike how about a jeep 29"ER with front disk at sears http://www.sears.com/shc/s/p_10153_...10&blockType=L10&prdNo=10&i_cntr=130777462342

 

[Deleted Member 4613]

The best 4 strokes are HOnda GX 50 and 35 and the Robin-subaru EHO 35, but they are not cheap. There doesn't seem to be anymore 4 strokes available, except one that operates on propane by Lehr.