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OPGI Price: $959.99
Part Type: (P) High Performance, designed to improve performance
Sold As: EACH
2017 Late Monte Carlo Catalog Page: 2452018 Late Monte Carlo Catalog Page: 252
All drop-shipped orders must be prepaid. Rates vary depending upon weight.
These high-performance aluminum cylinder heads have been designed to support over 540 HP in a big-block Chevrolet engine. Each oval port cylinder head uses a unique intake port design to increase flow numbers and performance. Performer cylinder heads have the same great features as the Performer RPM with the exception of the exhaust crossover passage for emissions applications. Part# ED60499 cylinder heads feature a smaller combustion chamber for a higher compression ratio.
Deck Thickness 9/16"
Valve Spring Dia. 1.55"
Rocker Stud Dia. 7/16"
Pushrod Dia. 3/8"
Max. Valve Lift .700"
Bolt Torque 70-ft./lbs.
Exhaust Port Vol. 110cc