Archive for the 'Engines' Category



Accent Trims For Harley-Davidson Stock Twin Cam Air Cleaners

Designed to fit on all Twin Cam air cleaners, carburated or fuel injected, these  trim rings goe right on the stock twin cam air cleaner cover (not supplied) They give later model Harleys a whole new look with 2 styles to choose from, 3 or 5 spoke, either in chrome or black finish. The interchangeable [...]

Is It The World’s Finest Reusable Motorcycle Oil Filter?

Over 14 years now that K&P Engineering sets the industry standard with oil filter product design and technological advancements. Filter elements are made from medical grade, type 304 stainless steel micronic filter cloth to provide unmatched protection against oil contamination and resultant engine damage. A one inch square of this material flows an incredible 1.9 [...]

Spectro Oils

Zipper’s Big Bore 88″ Engine Kit For Harley Sportster XR 1200® Models

New from Zipper’s Performance Products, a proven Hammer 88 Kit available for owners of XR1200® model Sportsters®! This big bore stock stroke “square” engine kit develops an excellent balance of torque and horsepower that delivers lots of arm stretching fun (see Dynojet Graphs after the jump.) The kit is supplied with Zipper’s aluminum big bore [...]

Affliction Holdings, LLC

Slim JIMS® Oil Filter Wrench

Now available, The new Slim JIMS® Oil Filter Wrench, No. 941. It is the slimmest oil filter wrench on the market. Why? Because this exclusive design makes it much easier to navigate near both the oil cooler and the crankcase position sensor, and allows you more room to work around the exhaust pipes, frame, hoses [...]

Roland Sands Design Clarity Line

Motorcycle Parts Website

Custom Exhausts On Fuel Injected Harleys. The End Of Popping, Spitting And Backfiring.

All bikers want better looking and sounding exhausts increasing performance, throttle response without sacrificing fuel economy. As a matter of fact, year after year, custom exhaust systems are at the top of the wish list of most bikers. But most forget that they will have to re-tune their motorcycles to avoid exhaust popping, spitting and [...]

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What The Hell Is A Shucklehead Engine?

You will never guess. So, I am telling you. Its an engine built with a year ‘57 Harley Panhead lower end and year ‘66 Shovelhead heads and cylinders…… You need quite an imagination to do this. And the reason behind this project is that motorcycle restoration professional Roger Squires from Southern California, likes the looks [...]

American Express Giftcards

Fast Motorcycle Industry News

S&S Cycle Saved By Wisconsin State Loans. The company was in peril, admit S&S owner George B. Smith and President Steve Iggens. The La Crosse, Wisconsin company was growing very fast in the 90′s and beginning of the 00′s and took loans to finance its expansion. Then, the economic downturn with less orders and high interest borrowing created [...]

Fall TV

Harley Ironhead Sportster Motor Mount Spacers

Those restoring/improving the look of their Ironhead Sportster]s will be happy to know that they can bring an extra touch of retro brass to their sled with these machined spacers to fit the front motor mounts on models 1954 to 1985. They will work not only with stock Harley Sportster frames but also some after-market [...]

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High Power Drain Plug Magnets

Drain plug. Not the most sexy of all custom parts, but the only accessory you can add to your motor/engine, that will actually extend the life of your vehicle, regardless if it’s an automobile or motorcycle, or lawn mower or what you have with an engine. A company called Drain Plug Magnets makes high powered [...]

Auto Parts Warehouse

Did You Know? Engine Air/Fuel Ratio.

Question: This may be a ridiculous question, but I would like to know the correlation between air/fuel ratio and oil/fuel ratio rich/lean mixture. Is it acceptable to lean out the oil/fuel ratio from that of the manufactures recommendation to compensate for rich running conditions. I use Golden Spectro 2stroke oil in my ’99 KDX 200. [...]

Ducati Unveils The SuperQuadro Engine

In a classic case of race technology moving to street motorcycles. Ducati unveiled his new V-Twin Engine dubbed the SuperQuadro (super square) claiming to have squeezed 195 bhp and 98 lbs of torque from the 1199 cc liquid-cooled v-twin engine. The recipe? A bore of 112 mm and stroke of 60.8 mm with larger titanium valves and [...]

Brat Style Is Back

Although, like for any other styles of bikes, you will never find a strict, agreed by all, definition of what makes a motorcycle a Brat bike, let’s say that more often than not, they are based on small displacement Japanese factory bikes with modified frame, low stance and slab type seats. Others will tell you [...]

Daytona Biketoberfest. Free Installation Of Thundermax Performance Products.

The silver lining of our economic recession is that many of the industry best brands offer sweet product packages and free installation during big rallies. I will announce all those providing such deals, the first one advising me being Zipper’s/ThunderMax Performance products. Setup at Bruce Rssmeyer’s Destination Harley in Ormond Beach, FL its crew of [...]

Narrow 2″ Open Belt Drive For Touring Harleys

All open belt drives are getting thinner, with 2″ wide belt systems being the preferred size. Bagger owners have a lot of brand choices, and one more with this new one from Ultima Products. It can be installed on 1990 to 2006 Harley-Davidson FLT, FLH & FXR Evo or Twin Cam.  Kit Includes billet aluminum  [...]

RevTech 97”/106” Big Bore Kits with KB Forged Pistons

For more displacement at a good value, these 4” big bore cylinders with forged coated KB pistons and Cometic gaskets increase the displacement of an 88” Twin Cam engine to 97” and raise a 96” Twin Cam to a whopping 106”, all this with no case machining necessary. Each kit includes: • RevTech 4” Cylinders [...]

Running 2/5th Scale Model Panhead Engine

Radial Velocity Stack

Although the only available pictures are of bad quality, this is one of the best looking velocity stacks if you are into the old school style. The one featured in the pics is made for AMAL carburetors (the ones used by most of the British motorcycle industry), but the good news is that Maund Speed [...]

Sniff Sniff. Adjust Your Motorcycle Air To Fuel Ratio.

A sniffer placed in your exhaust helps you read then adjust your current air to fuel ratio. JIMS has manufactured and assembled all the parts needed for a single part number, user-friendly, AFR diagnostic sniffer tool kit. Use it with the Daytona Twin Tec (WEGO) or an equivalent AFR Monitoring System. Simply install the WEGO [...]

What Your Motor Is Doing? Roland Sands Launches The Clarity Line.

Ever wanted to know what’s going on inside your engine? Now you can view its internal components while they work.  With the new RSD Clarity Line, your motorcycle inner workings are on display while sealed tight behind articulately machined billet aluminum and transparent polycarbonate. Design is inspired and machined with the form of true working [...]

Brass Head Bolt Covers

To complete the retro look of your bike, details count. Like these stylish head bolt covers slipping above your existing engine head bolts, and being secured with a set screw which can be positioned to the side and accessed between the fins. They are CNC machined by CSC with a fine machined finish. Sold by set of 4 [...]

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The Lightest, Most Compact, Most Powerful Battery For Your V-Twin

A light weight battery with massive power able to start over and over bikes up to 135′ motors and that you can easily hide is the dream of all custom builders. A company called Antigravity Batteries makes such a claim for street motorcycles up to 1800 cc, all this in a very light package of [...]

Calculating Speed And RPM With A Lot Of Help From Baker Drivetrain

Very few bikers and custom builders are inclined (able?) to do the mathematical reasoning necessary to predict Torque, RPM and Speed. There are very few men in the industry who are making a living using abstraction and science to improve the art of multiplying torque, of optimizing gear ratios and sizes to the desired RPM [...]

Screaming Eagle Round Air Cleaner For Harley Sportster Models

To boost the performance while changing the style of a Fuel-Injected Sportster Engine is an appealing proposition. The new Screamin’ Eagle® Round Sportster® Stage 1 Air Cleaner Kit (P/N 29000009 Gloss Black or 29000019 Chrome; $139.95) from Harley-Davidson® provides increased air flow and is street legal when used with stock mufflers Requires ECM calibration (priced [...]