Please be sure to check the detailed specifications and dimensions on our specifications list prior to ordering. In addition, there are many different versions of 50cc 4-stroke engines used in the Chinese scooter, all-terrain vehicle, dirt bike, and go-kart market. Sent from my SAMSUNG-SM-G900A using Off-Road Forums mobile app. I am just about finished with my 250 fourtrax build, but doing a 300 swap would be sweet. Although the exhaust port with the two pre-installed mounting studs uses the same hole-spacing as the intake, this intake manifold extension does not work for the exhaust due to the cut-out on the exhaust port. There is a running 300 engine in my area on craigslist decently cheap. Depending on your vehicle type, this cast & machined "pipe" holds the carburetor at the proper angle and away from the engine head. The collared pipe fits down into the exhaust port with the diamond-shaped rhombus flange fitting over the studs.Īn elbow-shaped carburetor joint (or intake manifold extension) is included with this engine. This is by design and not a product defect. Foreman 500 Foreman 450 Rubicon 500 Honda Rancher 350, 400 & 420 Tire & Wheel Discussion. I just need to make a frame to support the bearings and then I can be ready to actually start mounting the motor. Also talk about Hondas other ATV and UTVs including the Honda Rubicon, Honda Rincon, Honda Rancher and Honda Recon. I got my jackshaft, bearings, and sprocket carrier in today. The engine exhaust port has a machined cut-out side to receive a collared exhaust pipe. Re: Honda VFR800 / Roketa GK13 Engine Swap (Finally.) by makenzie71 » Thu 10:00 pm. The starter motor is our part number G07-1492 and can be found at the link below: 12 Volt Electric Starter Motor for 50cc ATV & Dirt Bike Engines PLEASE NOTE: i am doing a xr600 in a 400ex and it is real close to being a bolt in swap.you will have to do some cutting and welding though.i am getting started on building mine now.as soon as i get it going ill get some pics and post them. The chain cover, carburetor joint (intake manifold extension), gaskets, O-ring, and carburetor mounting hardware is included. There was no 2004 Foreman, so if you're asking about moving a 1996 Foreman 400 motor into a 2004 Rancher 400AT then no, they are going to be completely different machines. always has the largest selection of New or Used Honda Trx 400ex Engines ATVs for sale anywhere. View our entire inventory of New or Used Honda Trx 400ex Engines ATVs. The 50cc ATV & dirt bike engine comes equipped with a #420 chain sprocket and electric starter motor. Find Honda Trx 400ex Engines ATVs For Sale. The 1P47FMD 50cc 4-stroke automatic Honda-clone gas ATV and dirt bike engine may be used in a wide variety of applications, including all-terrain vehicles (ATVs), dirt bikes, pit bikes, go karts, and dune buggies.