The 1200 is a V-Twin, air-cooled two-cylinder engine with a displacement of 1201 cubic centimeter, a cylinder bore of 3.5 inches and a stroke of 3.812 inches. The kit instructions will often tell you what size jets are needed for the carburetor to function properly at your altitude.
However, the Sportster's motor can begin to feel slightly subdued after a while, sending its owner in search for more power. this is the first one which worked! Install the new exhaust kit and the ignition module. Kelvin Hayes has been writing professionally since 2009 as a freelance copywriter. All rights reserved. Shop By. Rejet the carburetor and install it on the bike. Zipper's Torkster 883-1200 EFI XL® Sportster® Engine Kit. Install the new air intake kit. The 1200 engine can be easily modified to produce more horsepower and torque.
Sportster Engines up to 1200 cc Horsepower Gallery : Performance and Technical information on engines for Harley-Davidson motorcycles. However, the Sportster's motor can begin to feel slightly subdued after a while, sending its owner in search for more power.
Determine what big-bore kit and heads you want to increase the horsepower on your Sportster.
Thanks for bringing the bike down guys. Using a piston ring compressor, install the new cylinders on the pistons, taking care not to damage the new piston rings. All kits involve essentially the same steps, and many bolt to the original cases with no modifications. We have made it easy for you to find a PDF Ebooks without any digging. These were the questions we asked ourselves during this project, we managed to get the weight down from 250kg to 180kg. Harley-Davidson Sportster 1200 Motocross Bike Build !! Kits are available from Harley-Davidson Screaming Eagle, Revolution Performance and Weisco. Place the engine back in the frame, tightening all fasteners with the torque wrench.
As supplied from the factory, the carburetor on your Sportster 1200 uses a series of nozzles, or jets, to meter a specific amount of fuel into the air pulled in from the intake system to create the air/fuel mixture required to power the motor. I did not think that this would work, my best friend showed me this website, and it does!
The 1200 is a V-Twin, air-cooled two-cylinder engine with a displacement of 1201 cubic centimeter, a cylinder bore of 3.5 inches and a stroke of 3.812 inches. Custom heritage straight from the production line. It’s an off-road machine that sounds every bit as mean as it looks, so much so that we need to check the windows at The Bike Shed for cracks!