Olds 455 V-8 Performer Manifold (Optional Hard Coat Anodizing Available)
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, especially
off-idle through the mid-range. Throttle response is excellent Performers are
ideal for stock or mildly modified marine engines. These manifolds can be
ordered hard anodized to prohibit corrosion in saltwater environments.