what size crank polit?

On these 429/460 engines? Thanks

1.850 and 1.375. Why do you ask?

tall69 wrote:1.850 and 1.375. Why do you ask?

cause. Am looking at a new I. Box 10 inch conveyed that has a 1.85...but this is going on a 351w that has eagle 4340 crank.going c6 the old c6 I have Mick's out at 1.375 so I take it it wont work? ?

tall69 wrote:1.850 and 1.375. Why do you ask?

And some at 1.25".

2fox wrote:... looking at a new I. Box 10 inch conveyed that has a 1.85...but this is going on a 351w that has eagle 4340 crank.going c6 the old c6 I have Mick's out at 1.375 so I take it it wont work? ?

Sometimes the aftermarket crankshafts have both the 1.85 and the 1.375 pilot bores in the rear flange. Take a look at yours and see.

Paul Kane wrote:

tall69 wrote:1.850 and 1.375. Why do you ask?

And some at 1.25".

2fox wrote:... looking at a new I. Box 10 inch conveyed that has a 1.85...but this is going on a 351w that has eagle 4340 crank.going c6 the old c6 I have Mick's out at 1.375 so I take it it wont work? ?

Sometimes the aftermarket crankshafts have both the 1.85 and the 1.375 pilot bores in the rear flange. Take a look at yours and see.

I can't cause the motor has a Trans still in the car.but its going on a 351W Guy said the got the tq conversation org for a 429/460 motor
now I got an fmx converter that has the same size as my 351w I will check that one tonight