25% bolt on pwr so the question regarding this carby is/was it necessary and/or overkill to have gone to 45 on this engine instead of 42 or should i have just put a dynojet thunderslide kit in??? Then there is the S&S super E/G carby which must have some credence as i read from my manual "101 H/D TwinCam Performance Projects" by Chris Maida (American Iron and Mark Zimmerman) any comments greatly taken in cheers from that fuggin rat " /> 25% bolt on pwr so the question regarding this carby is/was it necessary and/or overkill to have gone to 45 on this engine instead of 42 or should i have just put a dynojet thunderslide kit in??? Then there is the S&S super E/G carby which must have some credence as i read from my manual "101 H/D TwinCam Performance Projects" by Chris Maida (American Iron and Mark Zimmerman) any comments greatly taken in cheers from that fuggin rat " />