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0512phr Big 07 Z

 Circle-track race engine builder Keith Dorton built this 421-inch "bolt- it- together- out- of- the- Holly- catalog" pump-gas street-rod engine for Holley using exclusively Holley/Lunati innards inside a Bill Mitchell Motown-block. With a glass-smooth idle, this jewel cranked out 485 hp and 521 lb-ft. Keith's comment on the block: "it's a real nice piece."
Engine Build - The Outer Limits

Circle-track race engine builder Keith Dorton built this 421-inch "bolt- it- together- out- of- the- Holly- catalog" pump-gas street-rod engine for Holley using exclusively Holley/Lunati innards inside a Bill Mitchell Motown-block. With a glass-smooth idle, this jewel cranked out 485 hp and 521 lb-ft. Keith's comment on the block: "it's a real nice piece."  View Related Article

 

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