The Speed Marine Demon is ideal for marine enthusiasts needing a carburetor for re-powers, upgrades, and crate motors. Designed for engines with cam profiles up to 240 degrees duration at 0.050". The Speed Marine Demon™ shares many of the basic design features of its land-based cousin, the Speed Demon™, delivering crisp throttle response, easy tuning, great fuel economy, great top end performance and gets the boat "on plane" quickly. The Speed Marine Demon™ has an electric choke as standard equipment, and is available with either vacuum or mechanical secondaries.
The Speed Marine Demon is designed to meet/exceed all U.S.C.G. Requirements for marine carburetors with "J"-Style vent tubes.
Speed Demon Carb Features:
- Contemporary design
- J-tube bowl vents
- Sealed throttle shafts
- Removable billet baseplate
- Built-in power valve blow-out protection
- CNC-machined billetmetering blocks
- 4-corner idle adjustment
- Large capacity float bowls with patented float level sight glasses
- Most common tuning parts interchange from other manufacturers: Jets, Power Valves, Squirters, etc.