Camshaft identification help

qkcuda said

The only one I know of with 455 lift is P4452761 450/455 lift 268/272 duration. Very close to a stock 340 grind.

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I ran that one for a while in my car, but it didn't pull as well as I expected, I almost preferred the 260/268 .430"/.450" cam that I ran before that.....