what is the difference between 425 and 455 connecting rods

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Jan 23, 2018 | 08:56 AM

KenOlds442

Thread Starter

65 442 455 TH400

Joined: Nov 2010

Posts: 75

From: East Bridgewater MA

what is the difference between 425 and 455 connecting rods

I bought some engine parts that were all together in a box and how can I tell which is which?
Thanks in advance
Ken

Jan 23, 2018 | 11:09 AM

joe_padavano

Old(s) Fart

Joined: Mar 2007

Posts: 50,803

From: Northern VA

Quote:

Originally Posted by KenOlds442

I bought some engine parts that were all together in a box and how can I tell which is which?
Thanks in advance
Ken

425 rods are 7.0" center-to-center
455 rods are 6.7" center-to-center

Jan 23, 2018 | 12:03 PM

KenOlds442

Thread Starter

65 442 455 TH400

Joined: Nov 2010

Posts: 75

From: East Bridgewater MA

Quote:

Originally Posted by joe_padavano

425 rods are 7.0" center-to-center
455 rods are 6.7" center-to-center

Thanks so much

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