Author Topic: 428 Overbore  (Read 497 times)

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Offline hockeylife

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428 Overbore
« on: November 16, 2018, 12:50:29 pm »
Hi, is there an acceptable maximum overbore for a 428 block? How far can you safely go? Thanks

Offline sportyworty

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Re: 428 Overbore
« Reply #1 on: November 16, 2018, 02:32:59 pm »
Each block will be different because of bore core shift. Some blocks are ok at .060 some not even close. Anything assembling .040 or larger would be wise to get a sonic map.

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8F91R577646  Black 4 Speed

Offline hockeylife

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Re: 428 Overbore
« Reply #2 on: November 19, 2018, 10:14:11 am »
Thanks! Go Sabres!