Genuine Rovan 4 Bolt 29cc Gasoline Engine designed for 1/5 scale HPI, Rovan, KM Baja 5B, 5T, 5SC, and HSP platforms.

This is a Genuine 4 Bolt 29cc Gasoline Engine designed for 1/5 scale HPI, Rovan, KM Baja 5B, 5T, 5SC, and HSP platforms. It is a four point fixed, two stroke petrol engine built for reliability, consistent power delivery, and wide platform compatibility.

The engine features a 36mm bore and 28mm stroke, producing 28.5cc displacement. It uses a hand pull start system, forced air cooling, and a traditional 2 stroke gasoline oil blend lubrication method. Power delivery is smooth and predictable, with a clutch engagement point set at 8000 RPM, making it well suited for stock and modified Baja applications.

Idle stability, high RPM capability, and solid torque output make this engine a dependable replacement or upgrade option for large scale gas RC vehicles.

Engine Specifications:

• Engine Type: 29cc four point fixed two stroke gasoline engine

• Bore x Stroke: 36 x 28 mm

• Displacement: 28.5 cc

• Starting Method: Hand pull start

• Cooling Method: Forced air cooling

• Lubrication: 2 stroke oil and gasoline mix

• Idle Speed: 4500 ± 200 RPM

• Maximum No Load Speed: 19,500 RPM

• Maximum Power: 2.0 kW at 13,000 RPM

• Maximum Torque: 1.69 Nm at 9,000 RPM

• Clutch Engagement Speed: 8,000 RPM

• Mounting: 4 bolt pattern

Compatibility:

• HPI Baja 5B

• HPI Baja 5T

• HPI Baja 5SC

• Rovan Baja platforms

• KM Baja platforms

• HSP 1/5 scale gas RC vehicles

Safety and Compliance:

This product includes a California Proposition 65 Consumer Warning. Gasoline engines and related components can expose users to chemicals known to the State of California to cause cancer and reproductive harm. Always follow proper handling and safety procedures.

Disclaimer and Safety Notice

All items offered by 5TRC are brand new. Approximately 99.9 percent of customers experience no issues. If you are new to the hobby, we strongly recommend reviewing our instructional videos available on YouTube. Rofun and Rovan products sold by 5TRC are sold without warranty, express or implied. Due to the nature of the hobby, these vehicles are frequently customized or modified by end users. Accordingly, all products are sold without guarantees of any kind. These items can cause severe burns from hot exhaust components if handled improperly. Improper use may also result in serious injury or death due to impact to the operator, bystanders, or pets within the operating area. By purchasing this product, you agree to hold harmless 5TRC from any and all liability arising from the use or misuse of this product.

Product images may not accurately represent the exact color of the model purchased and are provided for illustrative purposes to display mechanical features only.

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Questions? TextMail: 937-625-0005

5TRC.com, USA’s #1 Rofun Distributor

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