getting cpi inframes to fit

[slacker1bob]

I have a 421 cub motor with Boss one piece billet intake and 35mm keihin pwk carbs. Is there a trick or a very narrow air filter that keeps the mid pipe from hitting the filter

[jbooker82]

Cascade Heat wrap on the LH stinger tube and let it rest on it. The RH side doesnt need one. I run the 10 deg angled filters on my PWK's and Boss intake. The 20's were to much