Performer manifolds are dual-plane, low-rise intake manifolds with a 180° firing order and patented runner design that you won't find in other brands. This patented design greatly improves torque over a wide rpm range for excellent throttle response, especially off-idle through the mid-range. This manifold is designed to fit early Holden carbureted V8 engines.
Application: Holden 253-308 C.I.D Red Blue Black
- Rev range: Idle to 5500rpm.
- Notes: Suits Holley square flange & spread bore, rochester quadrajet. May have to drill out centre bolt holes depending on application.
- Will not fit EFI Heads!
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