NHRA Tech Department makes additions/corrections to the engine blue print specifications

Dec. 13, 2021

The NHRA Technical Department recently made changes to the blueprint specifications.

                              Buick 1979 350 160 added alternate manifold # 14007376

                         Chev added 346 305-320 combinations 1998

                         Chev added COPO Camaro combinations 2022

                         Chev 16-20 LT engine added alternate cylinder heads

                         Chev 12-15 LS engine added alternate cylinder heads

                         Chev 69-70 230 140 added alternate manifold # 3859381

                         Chev 69-70 250 155 added alternate manifold # 3859381

                         Pont added 346 305-320 combination 1998

                         Pont 1979 350 165 added alternate manifold # 346248

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