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View Full Version : XR vs. IMCO



Run_em_Hard
09-05-2006, 09:24 AM
Whats better in the top. I am in need of a new outdrive. Looking at two. One is a Bravo with imco gears. The other is XR upper bravo lower with imco gears in the lower. I am running a supercharged 509 ci. So I need some strength.

scarabrick2
09-05-2006, 09:31 AM
My bro got a brand new XR for like 6600.00 delivered
502 efi whipple(6-7 pounds boost) 28 inch prop around 650 hp i think.
works great. however we always baby the drive out of the hole

riverracerx
09-05-2006, 10:30 AM
Call Max Machine in Havasu. They build some killer drives!!

F26
09-05-2006, 04:05 PM
bump

mikec500s
09-05-2006, 04:21 PM
imco extreme drive has held up well for me on my 38 fountain twin procharged 500efis running 9lbs boost at 5500 rpm no probelms for the last 3 years i do about 125 hours a season i change the drive oil every 50 hours

acatitude
09-05-2006, 04:56 PM
kinda interesting here..... I have a imco xtreme s/c but was told my uppers are just x/r gears??? im no drive expert so looking for info i guess.....been told the imco case is stronger as is top cap... but still x/r gears on top???