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Original Message
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C8me-a |
By raycfe - 06/19/2005 8:23:07 PM; IP 64.252.179.12 |
Is a casting number used for 390 and others. The first thing to do is measure the stroke,(thru a spark plug hole) Use a stiff wire, chopstick, whatever and mark it at the lowest point of the piston and again at the highest point. 3.5" = 352 crank, 3.75" =390 crank, and 4.0" = 428 crank. |
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