Archive for the 'Driveline' Category

New Zipper’s Cushion-Drive Chain Conversion Kit for 2009-Up Touring Models

Interested in a different final drive ratio or added driveline strength for your high output engine touring bike? Zipper’s Performance makes your life easier, removing the hassle of converting your late model 2009-up belt driven Harley-Davidson® to chain drive. This new Cushion-Drive Conversion Kit is for 2009-up Harley Touring models, features a modular design for […]

Zipper's

EMD Motorcycle Design Versus Custom Parts Distributor Zodiac. If It’s Not Plagiarism, What Is It?

During the last 12 months I had the opportunity to feature the custom parts designed and cast by EMD (Esteves Motorycle Design). Rocker, primary and cam covers all conceived with a vintage vibe for XL, Evo, Twin Cam Harley-Davidson modern bikes. Original parts sold both in the US and Europe and now extremely popular on […]

Spectro Oils

Wheel Size And Drivetrain Changes. How To Correct Harley-Davidson Speedometer Reading.

The downside to making changes in gearing or wheel sizes is that it throws off the speedometer reading. If you’ve got a pre–’96 Harley, or custom bike using a mechanical speedometer, you have to change either transmission speedometer drive gear, or front speedometer drive unit, or sometimes even have to change out the speedometer to […]

Progressive Suspension

Narrow Open Belt Drive Kit For 1991-2003 Harley Sportsters

Sportsters don’t need belt drive kits wider than 1.5”. Outside, thanks to its design and clear hard anodization, this one will look extremely good on all types of themed Sportsters, high tech or vintage. Inside, the best driveline components with a Barnett Performance best a Barnett Scorpion Billet Clutch kit offering twice as much friction […]

Custom 4 And 5-6 Speed Clutch Cover Housings

Harley 4-speed Transmission Kickstart Hydraulic Clutch Cover Housing For the classic Harley 4 speed transmission with a kickstarter for years 1936 to 1984 and also several aftermarket 4-speed transmissions. The Harley 4-speed transmission has been around a very long time, and it continues to be a reliable unit when you can get them to stop […]

Primary Cover For Recent Triumph Models

EMD now offers the Cooler King, a cast aluminum finned primary cover for the 2001-Up Triumph Bonneville (T100), Thruxton, Scrambler, America and Speedmaster models. Developed as a collaborative effort with The Speed Merchant, the Cooler King was designed to match the style of Speed Merchant’s existing Stator Covers and Sprocket Covers for Triumph. The Cooler […]

Motorcycle Parts Website

S&S Variable Pressure Clutch To Upgrade Your Harley Stock Clutch Without Any Modifications

S&S has a long history of making a lot of power, and a lot of stock clutches have been sacrificed to the “Gods Of Speed”. S&S has come up with a couple of economical ways to beef up your stock clutch so it can handle the power an S&S engine can throw at it. This […]

BDL Chain Drive Primary Kit For Softail Models Now Includes Competitor Clutch Mechanism

The popular CDC-1-90 chain drive primary kit for 1990-2006 Softail models by Belt Drives Ltd. is now sold with BDL’s Competitor Clutch. Developed for street and high performance applications the Competitor provides instantaneous and absolute transfer of power to the rear wheel with a smooth, comfortable lever. A patented 7-plate Kevlar clutch provides at least […]

Slim Your Harley-Davidson Touring Model With This New Narrow Outer Primary Cover

Shaped to slim the profile of the left side of the motorcycle, this Narrow Profile Outer Primary Cover from Harley-Davidson (P/N 25700385 Chrome, $349.95; P/N 25700438 Gloss Black, $269.95) provides shorter-stature riders a straight leg reach to the ground and simplifies walking the bike into and out of parking spots. Four different derby covers (sold […]

Electric Start Drive Kit For 1970-1978 Harley-Davidson Shovelhead

The Harley Shovelhead remain a mainstay for custom builders. Belt Drives LTD offers a belt drive conversion providing extended life, strength, smooth operation and reliability to these classic drivelines. It’s a complete “Shovel Shorty” Electric Start drive kit for 1970-1978 machines with ratchet top transmissions only. The conversion requires the use of a 1989-2006 style […]

Compensating Sprocket Failure? BAKER Drivetrain Reliable Solution.

Just released, Baker Drivetrain now offers a Compensator Kit for 2007-Later Big Twins for carefree riding. Their kit includes • a 34-Tooth Compensating Sprocket • a Motor Extension Shaft • a Cam Slider • a Spring Cup • a Retention Bolt. Now accepting pre-orders. Shipping soon. Made in the USA. Retail Price: $399.00. BAKER Drivetrain. 517-339-3835.

Harley-Davidson V-Rod Clutch Improved By AIM

AIM (Advanced Innovational Machinery Corporation) is continuously developing new performance products and just released the VP Clutch for 2008-up Harley V-Rod models. Ideal for Big power Turbocharged V-Rods, this clutch can handle up to 115ft. lbs torque with 30% more pressure @ 6700rpm. You can adjust initial spring pressure by shimming the spring with their […]

Narrow 2” Open Belt Drive For Harley Baggers

Open belt drives are great looking. Even on baggers. And a narrow one will even look better. Among other offerings, these smooth 2” open drive belt systems from Belt Drive Limited. One is specifically designed for 1990-2006 baggers and the other for 2007 and later models. Each kit incorporates a unique top belt guard that […]

BDL Falcon “Sport Plus Carbon” Drive Belt By Goodyear

An exclusive from Belt Drives Limited, the “FALCON SPC” (Sport Plus Carbon) drive belt, designed and manufactured by GoodYear, provides up to 33% more tensile strength than conventional aramid reinforced belts. Additionally the high temperature rubber compound provides excellent flex and service life while a patented fabric-reinforced tooth surface can improve horsepower at the rear […]

AIM Variable Pressure Clutches

You all know that more clutch pressure means a stronger clutch, but clutch pull also becomes much heavier. Since a long time AIM Corp. (Advanced Innovational Machinery Corporation) offers Variable Clutch Performance Kits to upgrade Harley-Davidson the stock clutch and eliminate unnecessary heavy pull. They are cost effective ways to upgrade a stock clutch without […]

Harley-Davidson Three-Dimensional Machete Wheel And Sprocket.

Slice through air and light with the new Machete Custom Wheels ($799.95 each) from Harley-Davidson®. Finished in either brilliant mirror-chrome or sinister black ice, this wheel features seven three-dimensional cutting-edge spokes that catch the light and are shaped to imply motion, even when the motorcycle is standing still. Available in 21 or 16-inch fronts and a […]

Hydraulic Clutch Upgrade For Late Harley Touring Models

BDL new hydraulic clutch (part # BPP-500HYD) is conceived to improve touring clutch performance. It is specifically designed for late touring.. models with Harley-Davidson hydraulic clutch (non CVO models). The patented Ball Bearing lock up design works with 45 – 5/16″ steel ball bearings. While the BPP-500HYD is designed to work with the stock spring, […]

Spectro Performance Oils Answer Your Questions

Question. What does the API rating mean and how do you tell what is needed for your application, i.e.; Harley motorcycles, Truck etc.? Answer By Spectro Performance Oils. To ensure quality levels and compatibility oils have a “rating” system to help consumers decide what oil is right for their vehicle. There are several organizations that […]

The New Indian Scout The Way You Never Saw It. Naked.

Not surprisingly, I receive daily a flurry of emails , mostly technical questions, regarding the all-new 2015 Indian Scout. You want to know more about the engine and 6-speed transmission. So, let me summarize again the available info, followed by some CAD renderings that Indian Motorcycle graciously provided to me. The 2015 Indian Scout is […]

Spectro Performance Oils. Alex Josefson Is New President

Following the retirement of Dave Miller who was the President since 2003, Alex Josefson, grandson of founder Robert H. Wehman and son of Thomas Josefson and Barbara Wehman Josefson, both current vice presidents, has been named President of Intercontinental Lubricants Inc., the parent company of Spectro Oils. Also joining the management are Alex Josefson bothers […]

From Old School To New School EMD Has Your Touring Bike Covered

Esteves Motorcycle Design (EMD) now offers primary covers for ’07-’14 Harley-Davidson touring bikes in two radically different styles. Responding to current demand for old-school themes, the Snatch is a cast aluminum primary cover featuring a raised ribbed design. The Snatch strives to capture and celebrate the soul of those elusive vintage aftermarket pieces that sometimes […]

Old School Ribbed Primary Cover For Softail Twin Cam Models

Nothing wrong with the Harley factory primary cover of its Softail Twin Cam models. Except it’s somewhat boring with a “flat” design that has been used since so many years. If you want to add some bad-ass character and old school styling to the left side of your recent Softail, the Snatch cover is an […]

Losing Weight At The Pulley. BDL Launches Ultra Light Transmission Pulleys.

Regarding automative matters, weight is often the enemy. True for transmissions. So, Belt drives LTD. just released a collection of new super duty, light weight transmission pulleys. for both stock and high performance applications. These high tech pulleys are precision machined to aircraft quality tolerances from super tough 7075 aluminum. Weighing in at just 2 […]

Making Your Modern Evo or Twin Cam Harley-Davidson Look Vintage

You all recognized the tin primary cover used on the Harley-Davidson  Knucklehead and Panhead. But this one is slightly different, keeping with the original style to help you make your 1989 to 2006 Big Twin Evo or Twin Cam look somewhat vintage. Of course, for this purpose, you will have to do much more than […]



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