L LUBA Free Member Oct 10, 2009 #21 BIGGDAWG said: i asked rob that same question and he said it isn't worth it. he said just have my stock head modified. and he does that when you buy the kit. Click to expand... The guy I bought my 975 from has both the stock and the slp head for this motor. He said it ran better with the slp one. He raced hillclimbs with it and seemed to know a lot about it.
BIGGDAWG said: i asked rob that same question and he said it isn't worth it. he said just have my stock head modified. and he does that when you buy the kit. Click to expand... The guy I bought my 975 from has both the stock and the slp head for this motor. He said it ran better with the slp one. He raced hillclimbs with it and seemed to know a lot about it.
