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Holley 4500 Dominator Drop Base Air Cleaners

Give that big Dominator a breath of fresh air and some room to spare under the hood too! Holley now offers drop-base, open-element air cleaners for the popular Dominator 4500 series carburetors with a 7 1/4” neck. Our large 16” drop bases give you almost an extra inch of hood clearance, without creating issues below.



Latest Videos

USMTS Next Stop: Superbowl Speedway

Don't miss the wheel-to-wheel action on Tuesday, May 7, when the fire-breathing machines of the USMTS invade the Superbowl Speedway in Greenville, Texas, for one huge night of no-holds-…



King of the Canvas

Last Friday, March 22, during King of America IX presented by Summit, nine USMTS drivers entered the Humboldt Speedway party barn for what they thought was a sit down interview...…


USMTS hits Mississippi clay April 5-7

The biggest baddest fastest modifieds in the world are returning to Mississippi on Friday, Saturday and Sunday, April 5-7, for three colossal events at three incredible dirt tracks. The…


New AFCO Racing Website!

AFCO Racing has laumched a new and improved online home. This quick video tutorial will walk you through how to use the new AFCO website. Visit them online at

News

USMTS events for May 7-11 postponed

Officials from five Texas dirt ovals and the United States Modified Touring Series have jointly announced that this week’s USMTS events are being postponed to a later date—hopefully one with more favorable weather.
 
With most of the region already rain-soaked, more wet weather and bitterly cold temperatures are forecasted for the May 7-11 swing. I



Salty Ramirez best in USMTS debut at Kansas State Fairgrounds


VanderBeek gets it done at 81, scores first USMTS checkers of 2019


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USMTS “All-American Badass” Shirt

USMTS “All-American Badass” Shirt

2019 USMTS Signature Collection: Custom design, superior quality and vibrant print on front and back. Limited quantities and sizes while supplies last.