NHRA Tech Department makes additions/corrections to the engine blueprint specifications
- Apr 21, 2024
- 1 min read
April 22, 2024
The NHRA Technical Department recently made changes to the blueprint specifications.
Buick 1980 305 155 added alt cylinder head and manifold
Chry 09-21 added alt throttle body
Olds 1984 305 added bore and stroke
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