6023 - Signature Series Dirt Oval Mod Zenoah 4 Bolt 30.5cc Engine The pipe has been changed

The pipe has been changed slightly from what is shown in the picture

Losi and most other large scale rc cars

reed valve and transfer bowls were in-house flow tested and dyno tested to produce as much power as possible

Replacement stainless steel crankcase bearing set from Nachi

Every long block or engine is now CNC ported and hand finished

6023 - Signature Series Dirt Oval Mod Zenoah 4 Bolt 30.5cc Engine The pipe has been changedAfter quite a few years of prototyping our oval racing engines we've come up with the dirt oval signature series engine. The 30. 5cc version is intended for the advanced oval racer and can be overpowered if you're new to racing. This engine is designed and tuned exclusively for oval racing and is not suited for bashing. It offers a great balance of torque and rpm's and is the fastest engine currently in the DLMRA series. The following modifications