HPI Nitro Star F4.1 engine

(Source: HPI Europe)

Big Block Power for big trucks!

The HPI Nitro Star F4.1 is the next evolutionary step up from the proven HPI Nitro Star S25 engine. It features a new crankcase and upgrades to the cylinder, piston, connecting rod and crankshaft.

The F4.1 engine delivers more power, more torque and extra cooling. It is especially design for the high power needs of a big 1/8th scale monster truck!

Features:
- Rear exhaust
- ABC construction
- Aggressive porting
- Large, billet aluminium heatsink
- Prepared for Roto System
- Dual needle 7mm composite carb
- Extra strong crank case
- Purple anodised aluminium carb trim

Nitro Star F4.1
Engine Size: 4.1cm³ (0.25in³)
Brake Horse Power (BHP): 2.75
Exhaust Position: Rear
Starter: Pullstart (Op. Roto Start)
Compatible HPI Kits: All Savages

HPI Nitro Star F4.1

HPI Nitro Star F4.1

HPI Nitro Star F4.1

 

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