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Old 08-11-2017, 02:32 PM
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Originally Posted by crapshooter View Post
Velocity Stacks are a waiste of time so take it off. the carby can collect more air from around the venturi not just through a funnel. this is true fact . just stick with 25% nitro and keep an eye on the glow plug for any signs of the element becoming pushed in deformed, if this occurs you need to increase head clearance by adding a shim and open up the needle valve a couple of clicks richer. a good tune is a glow plug that is abit shinny and in perfect condition , not dull and deformed.
On the subject of glow plugs, how do you feel about idle bars, and with my 25% nitro, is a #5 ok for boats? Thanks.