i have a mac 49 with mount and clutch complete motor also have a mac 450 saw 250$ for the 2 or will split up will trade for a west bend 820 motor or a west bend dule carb alky setup i can send pics email popatopracing86@yahoo.com thanks

thank u for ur help so this 49e is rare whats it worth my goal is to put twin motors on my kart dont care what 2 so my plan was to make a motor out of the 450 saw and use the 49e but that wont work because the stroke ant the same so maby i can sell the 49e and get another saw or sell saw and get ano...

mac experts please help ti id this thing i tryed to post pic but i couldent

ok i got a motor for my kart m#400160d s# 14-15746 and it has a mre .008 hand stamped in the block what motor is this and whats up with the stamping i also have a mac 450 chain saw would it be better to put the parts on the saw or use the other what kinda power am i looking at out of them thanks

can a mac 1-50 be used for a kart motor thanks for all the help guys sofar trying to put twins on my kart and i found saws for a agood deal

can u make a kart motor from a mac 450 chain saw thanks

whats the hp rating for a mac 49 and what should i expect ti pay for one thanks

david that sounds good always like to help ive done some porting on a hd fixing your heads is easy u can call me if u need help 860-944-6150 as for adding ports no problem got all the hitech porting tools and stuff i have a acount for plating they can plate aluminum and cast bores ant the mac bores ...

steve how much are u looking for the speedway

dave do u have a mac that u want to sell . if u ever need any parts mabe i have full cnc and manual equpment i can make nay thing maby we can barder for parts or beer hahah