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Engine Mechanical TopicsDiscussion for motor builds, cams, head work, stripped bolts and other engine related issues. The good and the bad. If it goes round and around or up and down, post it here.
You need to check out this thread ...and combo ....all the tq and hp you'll need for that big heavy bike ...even loaded and 2 up ...!!
ask me how i know !!!
I may be in that thread..... 10.2 with 57h cams and 107 cubes works well...
well thats a thought i do already have the 57's in the bike and it would save sum bens goin 107 instead of 110 ! What kinda hp/tq am i lookin at? Thanks for all the help very appreciated
well thats a thought i do already have the 57's in the bike and it would save sum bens goin 107 instead of 110 ! What kinda hp/tq am i lookin at? Thanks for all the help very appreciated
l have beadwork and other things done but I ended up at around 125 Tq and 125 hp.
Runs very strong. Also very smooth when the wife is with me. There should be a dump sheet in the thread that was mentioned earlier... Dave's 110 made insane torque. Might want to look at that too.
l have beadwork and other things done but I ended up at around 125 Tq and 125 hp.
Runs very strong. Also very smooth when the wife is with me. There should be a dump sheet in the thread that was mentioned earlier... Dave's 110 made insane torque. Might want to look at that too.
I spent an hour with a local engine builder last Saturday and he also mentioned the 57 as a great cam along with increased compression and head-work. (Sounds very similar to your build) They have done many with the S&S 570 but they are definitely starting to look at the 57 as another favorite.
Please post your sheet to the dyno page if you don't mind. Be great for others to see your success.
The 57's are a good cam for sure, I ran them for several thousand miles but the set-up I have now is awesome, especially leaving the bore at a 103 and using my stock pistons. Here's my sheet.
The 57's are a good cam for sure, I ran them for several thousand miles but the set-up I have now is awesome, especially leaving the bore at a 103 and using my stock pistons. Here's my sheet.
The 57's are a good cam for sure, I ran them for several thousand miles but the set-up I have now is awesome, especially leaving the bore at a 103 and using my stock pistons. Here's my sheet.
may i ask what cams u are running to get that hp/tq?
I spent an hour with a local engine builder last Saturday and he also mentioned the 57 as a great cam along with increased compression and head-work. (Sounds very similar to your build) They have done many with the S&S 570 but they are definitely starting to look at the 57 as another favorite.
Please post your sheet to the dyno page if you don't mind. Be great for others to see your success.
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