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Run to Rund · 01-15-2012, 03:28 PM

The common mod for an Olds is to go from the 2.5" stock crank pin to 2.2" BBC size. The smaller big end of the rod also helps with cam lobe clearance with strokes longer than 4.25" on the Olds.

01-15-2012, 03:28 PM	#4
Run to Rund Senior Member Join Date: Sep 2007 Location: Henderson, NV Posts: 586 Likes: 9 Liked 55 Times in 28 Posts	Re: Honda Rod Journals The common mod for an Olds is to go from the 2.5" stock crank pin to 2.2" BBC size. The smaller big end of the rod also helps with cam lobe clearance with strokes longer than 4.25" on the Olds.