I destroked my motor from a 4.75 Ohio to a Molnar 4.375. Both used same 6.7 rod. Less side loading on the pistons and able to get the pin out of the ring land(no ring supports). Crank was spot on. Only about 2,000 street miles and 10 passes, but so far so good.
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65 Lemans Street Car - 521, T400, 3.70 9". 10.13 @ 135. 3770 lbs. Drag Week ‘14, ‘15, ‘17
63 Lemans Race Car- 8.81 @ 151, 5.60 @ 123(SOLD)
67 Bonneville ragtop
74 Firebird - 455, e heads, TK0600 in process
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