Recent content by !stinkybutt

Brian; We ride our atv's up at Silver Lake and are used to 96db limit. We also haul the bikes and run along Lake Mich coast. Great ride there. Aleck

Got to ride Sunday AND to-day with the new exhaust. My wife did a drive-by and around the block for me so I could hear the pipes from street-side. BEST money spent. Hearing the bike go around the block AND up the street was great. I think she hit 9,000rpm a couple times. Such a brat. GREAT...

My thoughts. For the last 8 years I've had a chassis dyno for cars. I've tuned naturally aspirated , turbo,blower and nitrous. Before that a bunch of engine dyno stuff. 40 years of racing and building cars and bikes. An engine is an air pump. It does not know what it is in/on. Car,motorbike...

Not sure where everyone else sets their A/F. I'm going to try 14.2-14.5 idle. Then 14.0-14.3 cruise and 13.0-13.2 wot. Just need to hook-up the wide-band and get at it. I should have gone to the local dyno for a baseline. I spent the last eight years running our chassis dyno for cars. Tuned a...

I got my Mark's 4-2 Exhaust Tuesday. I installed it Wednesday. Started it up Wednesday. OHHHHHHHHHHHHH my. 14" cans with 2" outlets. Fit was excellent. Finish was ok, some weld spatter, cans excellent Easy install. Welds left a lot to desire as others have said. Sound .... I've only had...