Edelbrock Manifold Performer Holden 253-308 CI V8 SatinEdelbrock part #2194 Performer intake manifold is designed for street 253 304 308 c. i. d. Holden V8 engines. This Performer intake manifold is a dual plane design that is tuned for excellent throttle response from idle to 5500 rpm. The Performer Holden manifold has been designed to fit both cylinder head bolt hole patterns. Pilot holes have been drilled on each side of the exhaust crossover for early or late model cylinder heads and will need to be