RCU Forums - View Single Post - An HPI truck .28 engine with 2.9hp or OS .32 marine engine with 1.1hp for 36' fiberglass hull?
Old 06-14-2007 | 11:00 AM
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misshydro
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From: stmarys, OH
Default RE: An HPI truck .28 engine with 2.9hp or OS .32 marine engine with 1.1hp for 36' fiberglass hull?

If you can find a water cooling button for the.28 or make a scoop so your motor gets plenty of air to cool it.I would go with the.28,Mopar!!!!!!!! and rpms. If your trying to find what your crank thread size is 1/4 by 28 thread count on the big blocks!