Re: PUCH vs Derbi Head for Hobbit

Totally normal JBOT /
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I run the biggest eurokit style head and it’s awesome. Most big heads will do what you want but you also have to do the important things to stay cool. Jet fat enough, don’t lug the engine with rollers that are too heavy, set timing so 18deg or less while cruising. Run the dr with thinnest base gasket or none at all with just sealant to get squish pretty much perfect

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