HPI Racing 1447 Underhead F4.6 Nitro Star F4.6 V2 Engine
This is a Underhead for the HPI F4.6 engine, HPIG1495.
Also refered to as the Head Button or Inner Head.
Goes between the heat sink head and the crankcase.
This is the part that the glow plug goes into.
FEATURES: Aluminum construction, silver in color
Replaces a worn or damaged underhead
INCLUDES: One Underhead
REQUIRES: Installation following the engine manual
SPECS: Diameter: 1.40″ (36mm)
Thickness: .31″ (8mm)
