--- product_id: 406986923 title: "2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter" brand: "yiyibyus" price: "฿11922" currency: THB in_stock: true category: "Yiyibyus" url: https://www.desertcart.co.th/products/406986923-2-stroke-40cc-complete-engine-motor-single-cylinder-atv-moped store_origin: TH region: Thailand --- # 49cc high-performance 2-stroke engine Up to 40mph speed potential Complete kit with pull start & carburetor 2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter **Brand:** yiyibyus **Price:** ฿11922 **Availability:** ✅ In Stock ## Summary > ⚡ Power your ride. Own the trail. No excuses. ## Quick Answers - **What is this?** 2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter by yiyibyus - **How much does it cost?** ฿11922 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/406986923-2-stroke-40cc-complete-engine-motor-single-cylinder-atv-moped) ## Best For - yiyibyus enthusiasts ## Why This Product - Trusted yiyibyus brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable Aluminum Build:** Lightweight yet rugged aluminum construction guarantees long-lasting power and heat dissipation. - • **Plug & Play Complete Kit:** Includes high-flow air filter, powder-coated metal pull start, and 14mm carburetor for instant upgrade. - • **Race-Ready 49cc Powerhouse:** Unleash thrilling 40mph speeds on your mini dirt bike or ATV with this air-cooled 2-stroke engine. - • **Universal Fit for Mini Motors:** Designed to fit 49cc pocket bikes, mini ATVs, scooters, and dirt bikes with identical mounts—upgrade without hassle. - • **Precision Engineered for Balance:** Balanced crank and flywheel with ported piston windows ensure smooth, reliable performance every ride. ## Overview This 49cc 2-stroke single-cylinder engine kit delivers up to 40mph performance for pocket bikes, mini dirt bikes, ATVs, and scooters. Featuring a balanced crankshaft, high-flow air filter, and easy pull recoil start, it’s a complete, durable aluminum motor set designed for seamless installation and high-speed thrills. ## Description Feature:1.49cc mini motor air cooled racing engine capable of achieving 40mph dependant on user weight and terrain.2.Engine is COMPELTE WITH High performance cylinder head, plug, powder coated metal pull start, air filter and 14mm carburettor,Balanced crank, balanced flywheel, ported piston windows, uprated CVT transmission unit.3.For 49CC 2 Stroke Pocket Bike, Mini Dirt Bike, ATV or Scooter. Fits (For the reference)Engine suitable for: For 49CC 2 Stroke Pocket Bike, Mini Dirt Bike, ATV or Scooter.Specification:Cylinder Numbers: Single cylinderStroke: 2-strokeGas-oil Mix Rate: 25:1Bore: 44mmGear Box Reduction Rate: 3.1 : 1Displacement: 49ccStart Way: Recoil pull start，new style recoil,easy to pull startRecoil Starter Material: New style easy pull starterCooling: Air forced coolingSprocket Size: 14 teeth fit T8F chainAir Filter: Performance high flow racing air filterSpark Plug Size: L7T L7TCPackage includes:1 x complete engine motor1 x pair of Grips1 X Throttle Cable ## Features - Engine Suitable For: 49cc Pocket bike, mini dirt bike, mini ATV, other scooters with similar or identical engine mounts. - 49Cc 2 Stroke Engine Motor: 49cc mini motor air cooled racing engine capable of achieving 40mph dependant on user weight and terrain. - High Performance Engine: Engine is compelte with High performance cylinder head, plug, powder coated metal pull start, air filter and 14mm carburettor,Balanced crank, balanced flywheel, ported piston windows, uprated Gear transmission unit. - Material: Aluminum. Brand New High Quality 49cc 2-Stroke Engine Auto Motor ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09LVBBTRT | | Best Sellers Rank | #3,843,870 in Automotive ( See Top 100 in Automotive ) #2,607 in Powersports Engine Kits | | Brand Name | YIYIBYUS | | Customer Reviews | 1.0 1.0 out of 5 stars (1) | | Manufacturer | YIYIBYUS | | Material Type | Aluminum | | Part Number | 2 Stroke Engine Motor Single cylinder | ## Product Details - **Brand:** YIYIBYUS - **Manufacturer:** YIYIBYUS - **Material:** Aluminum - **Number of Items:** 1 ## Images ![2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter - Image 1](https://m.media-amazon.com/images/I/71LPmXQZEoL.jpg) ![2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter - Image 2](https://m.media-amazon.com/images/I/614QEs2apeL.jpg) ![2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter - Image 3](https://m.media-amazon.com/images/I/61S6CqOoRkL.jpg) ![2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter - Image 4](https://m.media-amazon.com/images/I/61YPy4yYA4L.jpg) ![2 Stroke 40cc Complete Engine Motor,Single Cylinder ATV Moped Motor Complete Engine Set,40mph,Engine Motor Pull Start Motorized Bike Engine Kit for Pocket Bike Mini Dirt Bike Atv Scooter - Image 5](https://m.media-amazon.com/images/I/71eh1KxFD4L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.th/products/406986923-2-stroke-40cc-complete-engine-motor-single-cylinder-atv-moped](https://www.desertcart.co.th/products/406986923-2-stroke-40cc-complete-engine-motor-single-cylinder-atv-moped) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-07-09*