Harley Evolution Race Rocker Boxes Machined Aluminum Raw on 2040-parts.com
Mohave Valley, Arizona, US
Nitro Harley race rocker boxes! Machined from 6061 aluminum with gobs of room to run what ever valve lift, valve spring or rocker arm you want, with room to spare. These are set up to work on Evolution breather or none breather heads. With a little bit of know how and some machine time these boxes can be made to work on twin cam heads as well. Rocker stands are set up for stock 1.625 rocker arm geometry. We do not have any hardware or top cover o'rings. I've always just made them as needed per build. Used .156 or.187 o'rings material Cut to length with angled ends so when glued together the ends overlap each other. For the breather cavities, fueling oil pump body o'rings work perfect and stock H-D umbrella valves. These boxes have a nice machined finish and look all kinds of good just as they are. This is my last set in raw form. We will
Ship out of the US for those of you that may want to buy them if you are willing to pay the shipping. Please contact us first before buying if you are buying from out of the states so can get a price quote on shipping to you. Thanks for checking us out and good luck.
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