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NHRA Tech Department makes corrections to the Stock Car Classification Guide

The NHRA Technical Department recently made changes to the Class Guide, due to clerical errors as follows.

1975 Chev Chevelle 400 175/240 change to 400 175/275 Stock

1975 Chev Chevelle 400 175/245 change to 400 175/290 SS

1969 Chev Camaro 427 430/470 change to 427 430/476 SS