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11-13-2007 04:33 PM #11
The 391
I started building these when a customer need his crank turned.
The 391 is built using a 3.75 stroke crank which is then "off-set ground" to 3.832 in stroke.
The combo uses the std. 5.7 rod in length.
Yes,this combo. will fit in a stock block but will require a small base circle cam.
John's ride to the cemetery, his beloved Billings OK bus, The Baby Elephant!! Traveling in style!! - -
John Norton aka johnboy