Intake

Breather Bolts For 91-UP Sportster & EVO Big Twin

TC Bros. Breather Bolts For your 1991-newer Sportster & 1993-1999 EVO Big Twin Harley Motors (does not fit Twin Cam models). These bolts are the cleanest way to solve your crankcase venting issues when installing aftermarket air cleaners on your Harley.

They are fully CNC machined 6061 aluminum that is polished for a super clean look! They include stainless steel vent screens, stainless washers, circlips and foam filter elements.
No more ugly hoses and bulky breather filters to deal with!

MADE IN USA!

These work great with our Carburetor Support Brackets (not included). See #109-0083 for Sportster models.

NOT LEGAL FOR SALE OR USE IN CALIFORNIA

Air Cleaner/Carb Support Bracket For 91-06 Sportster

The TC Bros air cleaner/carb support bracket is a must when mounting aftermarket air filters to your stock CV type carburetors. Bracket fits 1991-2006 Harley Davidson Sportster 883 and 1200 models. Gasket Included. CNC laser cut steel bracket with durable black powder coat finish.

MADE IN THE USA!

xs650 Billet Aluminum Intake Manifolods

XS650 Billet Aluminum Intake Manifolds allow fitment of aftermarket 34-36mm Mikuni VM Roundslide carburetors to 1970-1984 Yamaha XS650 and TX650 models.

Get rid of your cracked and leaking rubber intake manifolds and replace them with our super trick CNC machined billet aluminum racing intakes. These are very sturdy and improve flow to your motor. They are perfect when installing aftermarket carbs. Your stock rubber intakes are not designed to support the weight your carbs without your stock airboxes installed, causing them to crack over time. Our aluminum intakes are much stronger and will not crack.

Kit includes stainless steel hoseclamps that will never rust.

These will fit aftermarket 34-36mm Mikuni VM Roundslide Carbs ONLY. Will not fit stock 34mm CV or BS, stock 38mm, or Mikuni 38mm VM Roundslide Carbs.

Sold as a pair. 

Made In USA.

High Performance Washable Air Filter Element for TC Bros Air Cleaners

High Performance Washable Air Filter Element for TC Bros Air Cleaners. Dimensions: ID: 2.875 in (73 mm), OD: 3.875 in (98.4 mm), Height: 2.25 in (57.1 mm). NOT LEGAL FOR SALE OR USE IN CALIFORNIA

Darlington Air Cleaner

Get rid of your bulky air cleaner and show off that H-D Engine! The Prism Supply Co. Darlington Air Cleaners were designed to achieve a clean, classy, and traditional look while maintaining maximum performance. These are beautifully machined from a solid chunk of 6061 aluminum and are available with either a polished or brushed finish. The internal venturi was designed to allow for maximum airflow. The mounting hardware for the cover is installed from the backside and gives that minimal look we all strive for.

With our combination of heavy and fine filtering elements, we can guarantee you’ll be keeping all that unnecessary crud out of your engine. If you ever are in need of a replacement filter element, those can be purchased here.

This compact kit is designed to be used on all H-D engines that use a CV carburetor or factory EFI units (excluding throttle by wire models)

Dimensions are as follows:

• 5.5” diameter
• 1.5” total depth

*Some basic jetting/ tuning may be required upon installation to maintain the correct air/ fuel mixture.

*When installing, it is recommended to use a carburetor support bracket.

Breather Bolts for Harley-Davidson Twin Cam

Stock airboxes on Harley-Davidson Twin Cams integrate a provision for crankcase breathing through the cylinder heads. Eliminating the airbox to run an aftermarket air cleaner also eliminates the hollow breathing bolts.

• Fits all Twin Cam 1999-2017
• Available in Raw Machined or Black finish
• Permits use of many aftermarket air cleaners including all TC Bros air cleaners
• Made in USA
• CNC-machined from 6061 aluminum

These bolts offer an unobtrusive, alternative crankcase venting option when installing aftermarket air cleaners on your Harley-Davidson. They are CNC-machined from 6061 aluminum and offered in two attractive finishes. Stainless steel vent screens, stainless washers, circlips and foam filter elements are included. Sidestep ugly hoses and bulky breather filters with a set of TC Bros. Breather Bolts. Not legal for sale or use in California.

Air Cleaner/Carb Support Bracket For 89-99 EVO Big Twin CV

TC Bros Air Cleaner/Carb Support Bracket for Harley Davidson Evolution (Evo) Big Twin Engines. This bracket fits all 1989-1999 CV carburetor models including Dyna, Softail, FXR, and Touring. This will not fit 1995-2001 HD Big Twin models equipped with Magneti Marelli fuel injection units using dual bore throttle bodies.