Holley Plenum Top Hi-Ram With 105MM GM Side Mount Throttle Body Flange

If you're looking for an aggressive, bold race-bred upgrade to your high-performance application, the Holley Hi-Ram Plenum Top with a 105mm GM Side Mount LS Style Throttle Body Flange is an ideal option. Constructed from durable cast aluminum, this plenum top offers steady and reliable performance that can easily handle boosted applications. Furthermore, the bolt-down design mounts to existing Hi-Ram manifold bases so you never have to worry about tedious installations or removals.

Features and Benefits:
- Durable cast aluminum construction
- Aggressive, bold, race-bred styling
- Bolt down design
- Mounts to existing Hi-Ram manifold bases
- Designed for side-mounted throttle bodies
- Allows room for designing boosted applications
- Freely switch between plenum tops without removing lower manifold base
- Durable cast aluminum construction
- Cost-effective upgrade for high-performance applications
- Available in a Natural or Black finish

The plenum top also allows room for freely switching between styles for an effortless and cost-effective configuration for your setup. Moreover, the plenum top comes in natural and black finishes, ensuring you get the perfect look to match your build.

Tech Tip 1:
- Lid has been verified to fit under Cervinis 2.5” cowl hood on 1979-1993 Mustangs with 351W & 302W Hi-Ram bases when using motor mounts that retain stock engine locations

Tech Tip 2:
- Designed to work with 105MM GM LS-style throttle bodies

Vehicle Fitment:
- 1965-1995 Mustangs
- 1966-1977 Broncos
- 1948-1979 F-100s
- 1960-1987 C10s

Please Note: This product only includes the plenum top. A throttle body is not included. The lower manifold is available separately.