Archive for the 'Engines' Category



Harley-Davidson Scale Model Running Panhead Engine

His name is Ron Colonna. This engine was scratch built to a scale of 2/5ths or 40% of full size. The bottom end was taken from a drawing of a Knuckelhead engine that he purchased on e-Bay. The top end was patterned after photos taken from e-bay of Harley parts for sale. He also bought […]

V-Twin Expo. Tune In To The Zipper’s And Thundermax Seminar

The V-Twin Expo is coming so soon that I can already feel the cold air of Ohio (I live in South Florida for those who still don’t know.) Among the seminars offered during the Cincinnati trade show, one of particular interest is the one organized by Zipper’s and Thunder Heart Performance. The reason is that […]

Caps For Mikuni VM Series Carburetors

The Mikuni Round Slide carburetor is the most popular performance single carburetor  in the sport of motorcycling. for use in any single cylinder motorcycle and ATV application for motocross, enduro and trail riding, to flat track racing and road racing on both 2-stroke and 4-stroke engines. These caps, either in solid Bass or Aluminum, are a […]

Mikuni HSR48 Performance Carburetor For Big American V-Twins

Factory or custom built, “High Tech Wonder Bikes” have increased displacement requiring the highest air flow possible, highly accurate fuel metering, and precision throttle response. Following the popular HSR42 & HSR45 carburetors for stock and mildly modified Harley-Davidson and other V-Twins, Mikuni is now offering the HSR48 Flat Side Carburetor, a must have for highly […]

New Old School Style Air Cleaner

Another option to try to make your bike look Old School when it is not. This new high performance intake and air cleaner is the result of  a collaboration between Vision Motorcycle and Wimmer Machine. It includes a serviceable pleated cotton filter available (in red or black) and is stated providing better airflow and improved performance on all carbureted […]

Nostalgic Panhead Or Knucklehead Look For Your New Evo Or Twin Cam Engine

Add a touch of retro, Panhead or Knucklehead style, to your Harley-Davidson of after-market Evo or Twin Cam engine thanks to these Rocker Boxes from XZotic. These cover kits are compatible with the original Evo or Twin Cam components. Each kit includes front & rear rocker box assemblies and gaskets (except rocker box to cylinder […]

Motorcycle Parts Website

Mad Max Velocity Stack

The main reason to show you this velocity stack is that not many are sold in black. You can avoid the cost of gloss black powdercoating or anodizing by ordering this one sold with a mesh screen “Rabbit Ear Breather Mount & Bolt Kit” For the following Harley models and carburetors. S&S “E”&”G” 99-07 Twin […]

Zipper’s Muscle-Series Twin Cam Engines

Zipper’s crew knows everything about the anatomy of a big muscle engine and they can build any of your choice tailored to your specific application. Tell  Zipper’s how much muscle you want and they will custom built  it following your wish list. It will be hand built with the finest components available to be powerful, durable […]

Chopper Dave 66X Air Cleaner

If you roll vintage, classic or retro (I let you make the distinction), this Chopper Dave cast aluminum air cleaner may be the one you want to not breathe like everybody else. It measures approximatively 4″ across and is composed of two cast aluminum halves with a center mount. Made in house by Dave himself […]

New Harley-Davidson SE 120R Race Engine

This fully assembled Harley-Davidson Engine named the SE 120R (120 stands for cubic inch and letter R for Race)) is designed only for off-road and racing use. It is made available to Harley dealers for their racing customers wishing to compete on the racetrack with an affordable high-performance race engine. .The beauty of this SE120R […]

World’s Fastest Bagger. 183.1 MPH

At the recent BUB Speed Trial in Bonneville, T.R. Reiser from T-Man Performance nailed a World Record Run at 183.1 mph (2-way average was 179.88 mph). The World’s fastest Bagger Award was originally created following the Discovery Channel Biker Build-Off efforts of Laura Klock of the original World’s Fastest Bagger.

New Harley-Davidson Gloss Black Engine Covers

For Harley-Davidson Softail, Touring and Dyna owners whose bikes are way over-chromed, Harley-Davidson released a series of  Gloss Black Engine Covers to convert a powertrain to an elegant “tuxedo black” look. Manufactured from original equipment components to ensure a perfect fit, these covers are masked and coated with temperature-resistant Gloss Black paint to provide a […]

ThunderMax Customer Testimonials And Survey

This infomercial video was shot by ThunderMax AutoTune System during Delmarva Bike Week 2010. The company would like to know your experience with their products and would appreciate your input. Jump to ThunderMax Survey for a very short questionaire. During Biketoberfest, the ThunderMax Crew from Zipper’s Performance will be located a Rossmeyer’s Destination Daytona in Ormond […]

Complete New Technology S&S Panhead 93″ Engine

For vintage and classic bike lovers, the original Harley-Davidson Panhead is probably at the top of the list of  the coolest looking engines ever made. But we also all know its weaknesses, reason why S&S Cycle offers a full line of modern technology Panhead 93″ engines, all faithful to the original appearance, either in alternator or generator style, […]

Brass Fuel Petcocks And Low Profile Outlets

I was expecting these ones in brass since a long time. Have used Golan fuel valve ad outlet products since a long time because they perform well and offer many options beyond the traditional choices. First, their petcock (polish, chrome, brass and last minute now in black!) delivers a flow of 12 oz per minute, […]

Acme Oil Tank. Made By Hand With Love In The USA.

Probably one of the best looking after-market oil tanks with a quite reasonable price. Made with love in New Hampshire by the crew at Acme Choppers out 6061 T-6 aluminum, tig welded with a polished mirror finish. Will hold 3 quarts of oil and is provided with threaded cap with o-ring, a pair of 1″ […]

Spectro Oils and PowerSport Institute Partner for Education

Spectro Performance Oils and PowerSport Institute have joined to provide future technicians with hands-on experience using their Spectro Oil products spanning the complete range of full synthetic and petroleum lubricants for all classes of “powersports” engines and transmission applications. PowerSport Institute (PSI) offers complete motorcycle technician training and powersport technician training in a program that […]

Motorcycle Oil Questions. Spectro Answers.

Oil is to engines and transmissions what blood is to humans. Hmmm. Kind of… Oil serves many purposes like lubrication, cooling, efficiency, anti-rust agent, protection etc. These are the 3 most common questions about motorcycle oil. Spectro Performance Oils explain: 1- Question: Can I mix viscosity grades? Answer: Yes, you can and no harm will be done. Topping […]

Zipper’s ThunderMax EFI Throttle Body For Performance Engines

You all know. Big engines require big air flow. Zipper’s Thundermax offers Throttle Body, Manifold and High Flow Air Cleaner assemblies for large displacement performance engines For example, for Harley-Davidson 2006 and up Thundermax provides a one-piece throttle body/manifold with oversize CNC-machined castings to replace the factory H-D® designs used on Delphi®-equippe models. They are designed to […]

For All Harley-Davidson Knucklehead Nuts.

Knucklehead owners from years 1936 to 1947 can rejoice. The pretty Knuckle engine will look even prettier with these “jewelry” forged brass rocker shaft nuts available in polished brass, in satin brass, in chrome and satin chrome. Available in 2 styles, finned and grooved, you just need a wrench (1″ for finned, 7/16″ for grooved)  for fitting […]

Fred Kodlin Iron Cross Air Filters. Retro Mesh Or High Tech Carbon Fiber.

Retro mesh look with a modern twist (the 3 air cleaners on the left) or high tech with carbon fiber inlays (the white one on the right) German Custom Builder Fred Kodlin goes back to the round classic air cleaner design, give the outer cover a still popular Iron Cross cut out, makes your life […]

Where Are There In Sturgis? Ultima Products.

Ultima Products will be in Sturgis to show their full line of Engine and Powertrain Products with Joe Pagana on hand to tell about our latest and greatest offerings. Pingo from Iron Horse Racing will come by to talk about his 6-Thousand Pound Sled Pull Race Team that champions their wins with Ultima Engines. His […]

World’s Most Expensive Motorcycle Air Cleaner. $10,000.

What do you do when you are a Jeweler dealing in diamonds looking for maximum media exposure? If you love motorcycles and have a friend who is a custom builder (Fred Duban), you borrow one of his air cleaners, cover it with 24K gold and write his name by inserting a series of brown and translucent […]

Spectro Lubricating The 2010 Sturgis Rally

Although there is no such a thing as a Motorcycle Lubricants Company official sponsor of  this Sturgis Bike Week, this year Spectro Oils will confirm its growing market share in the motorcycle industry by being present in several locations, helping participants maintain their bikes, helping a custom motorcycle building competition and sponsoring the rally’s most important “art of the […]

A New American Motorcycle Engine Is Born. The Motus KMV4.

On June 22nd, 2010, I published an article about a company called Motus Motorcycles preparing the launch of an All American Sport Tourer. And for this, they had a new direct injected motorcycle engine called KMV4 prepared for them by Katech. The team (Brian Case and Lee Conn) are all excited to show it to you for […]

Slinky Air Cleaner

Vintage is the new cool. With a new twist added to a classic round shape, this 2-piece air cleaner is available for CV, S&S B, S&S E, Bendix and Likert 4 bolts carburetors. CNC machined aluminum two piece body, and provided with adapter plate with stainless steel perforated metal, mounting hardware & a UNI Filter […]



Cyril Huze