All black highlighted HAMMER 1275 cylinders, big fin or small fin, receive the CNC machined fin edge treatment. HD introduced big fins in 2004 when the cylinder pressure in 1200's was raised dramatically. Big fin cylinders will also fit on 1986-2003 bikes. All Air Hammer Air Cleaners also feature large K&N cotton gauze filter elements that minimize restriction, resulting in more power! These kits stand alone as the biggest XL engine kit available that can be installed in an afternoon without case boring and without removing your engine from the frame. The legendary HAMMER 1250 Kit is a bolt-on that can be installed in an afternoon without case boring and without removing your engine from the frame. The Working Area of the Liner Remains Thick to Promote a Straight, Round Bore that Doesn't Distort Under the Heat and Pressure of a Running Engine. A Daytona Twin Tec Ignition and a Rich Products Thunderheader round out the combination. An AIR HAMMER Air Cleaner feeds his Mikuni carb through a HAMMER ported intake manifold as well, ensuring this monster never runs out of breath. This content h as been written by G SA Content Generat or DEMO!
These air cleaners are CNC machined in-house out of 6061-T6 billet aluminum. The 1250 kit he chose uses 15 degree Thunderstorm style Sledge Hammer Pistons and the chambers in his heads have been machined to match, giving the ultimate in chamber efficiency and breathing. Ryan's Sportster sounds that way because it's now equipped with a HAMMER PERFORMANCE 1250 Kit and CRUSH CNC ported XB heads! One of the great things about the 1275 kit is that it delivers more power over the entire rpm range, unlike a lot of mods that tend to rob from one area to give more somewhere else. They'll actually fit back to 1988 except the support bracket we offer does not have the correct bolt hole sizes for 4-speed heads (note that 2007-up models do not require the support bracket, the factory support bracket works fine). Our AIR HAMMER Billet Air Cleaners for 95-02 Buell models represent a nice improvement on the Pro-Series, featuring our exclusive billet aluminum backplate with integral radius ring and offset spacer. What's more, unlike the old Pro-Series, our air cleaners use a centered style bolt pattern on the carbon fiber cover, allowing you to choose from the many available insert plates. This con tent has be en done with GSA C on te nt Gen er at or D em over si on!
The larger fins were part of a coordinated plan to improve the cooling of the motor to handle the additional heat, along with oil squirters under the pistons and MAP based ignition. A set of SE .575 lift cams and Sledge Hammer pushrods handle the valve train duties. HAMMER PERFORMANCE can handle this service for you. Air Hammer air cleaners for 91-06 Sportsters require a carb mounting bracket as the air cleaner does not provide this function. Yes, there's a reason it sounds like that, this is a POTENT combination sure to light up the back tire or lift the front end at will. If you're going for the black highlighted look, there's no need to settle for the sanded fin edges found on some competing 1250 kits. Ever since the factory discontinued the Pro-Series air cleaner, Buell riders have been searching for a suitable replacement. S2 ham can cover or one of our replacement versions.
First on the list is our innovative new cylinder design! We're pleased to announce the world's first and only BOLT-ON 1275 KITS for the XL platform! HAMMER PERFORMANCE is proud to bring you our own line of high performance air cleaners for dewalt aku vrtačka your Sportster! They feature a specially designed radius ring that smooths and straightens the air flow for the maximum performance possible. Hear that wicked sound? In addition to these supplied bits, I also have several small bits that I have used on the larger cnc machines. Also notice the CNC highlighted fins in the above photo! These brackets are also available below. We've found the black brackets to be more durable. Carb support brackets are offered in chrome or black. CRUSH can easily support builds up to 110 horsepower. You can see what a massive difference in fin sizes this represents! We offer the 86-03 small fin style as well, so that owners of that year range can maintain the proper appearance.