Mercury Racing Selects SpeedKore as Exclusive SB4 7.0 Distributor

Mercury Racing General Manager Erik Christiansen (L) and SpeedKore President Jim Kacmarcik pose with the SB4 7.0 engine in the SpeedKore booth.

We are  proud to announce SpeedKore Performance Group of Grafton, Wisconsin has been named as our exclusive distributor for the all-new SB4 7.0 (small block – four valve) automotive aftermarket crate engine. The announcement comes on the heels of the engine reveal Tuesday, November 1 at SEMA.

SpeedKore earned a Best of Show award Tuesday for this beautiful Mustang.

SpeedKore specializes in the customizing and building of classic high performance cars featuring an array of advanced composites – including carbon fiber. Developed and produced in house, custom bodies, hoods, doors, fenders and grilles create a build that is truly unique and a thing of beauty. In fact, they were awarded  “Best of Show”   by Ford Motor Company for their carbon fiber rich Mustang.

SpeedKore’s extensive knowledge of the custom car industry and the unique challenges that come with the fitment of engines and powertrain in one of a kind custom builds earned them the exclusive SB4 distribution.

The QC4 crate engine made its debut at the 2013 SEMA show.
The QC4 crate engine made its debut at the 2013 SEMA show.

SpeedKore is a distributor for our Mercury Racing QC4 crate engines as well. Designed, developed and manufactured in-house, the QC4 is unique in the aftermarket high-performance powertrain business. The all-aluminum, nine-liter 90 degree DOHC V8, twin-turbo engine optimizes power and torque throughout the RPM range while delivering an incredible 1,650 horsepower.

One Thousand Six Hunded and Fifty Horespower!

Mercury Racing and SpeedKore executives first met at the 2013 SEMA show where Mercury Racing revealed the high powered QC4 engine. Discussions over the following months evolved with SpeedKore fitting the 1,650 horsepower Mercury Racing QC4 crate engine into their next project.


Deemed Tantrum, the 1970 Dodge Charger earned a Gran Turismo award for best domestic build at SEMA last year. SpeedKore’s impeccable carbon fiber work, featured throughout the car, was one of many unique highlights that caught the attention of the judges and media alike. From there – the car was sent to Los Angeles for multiple photo sessions and video shoots – culminating with a feature on Jay Leno’s Garage. Timing is everything. Shortly after the Leno show – the Mercury Racing powered Charger was requested for filming of the next movie in the Fast & Furious franchise. Tantrum will be seen in the upcoming Fast and Furious film – Fast8. In US theaters April 14, 2017.

TANTRUM is a SEMA 2015 GT Awards - Best Domestic Build, was featured on Jay Leno's Garage and will be seen in the the nxt Fast and Furious movie - Fast8. In US theaters, April 14, 2017.
TANTRUM is a SEMA 2015 GT Awards – Best Domestic Build, was featured on Jay Leno’s Garage and will be seen in the the next Fast and Furious movie – Fast8. In US theaters, April 14, 2017.

Mercury Racing General Manager Erik Christiansen said, “We are proud to have SpeedKore represent our brand. SpeedKore has unique capabilities that position them well in the automotive aftermarket business. They share many of the same qualities as Mercury Racing when it comes to hand craftsmanship and attention to detail in the production of high performance products.”

The Mercury Racing SB4 7.0 engine on display in the SpeedKore both with a carbon fiber rich Dodge Hellcat Challenger.

“We are honored that Mercury Racing has selected SpeedKore to be the sole US distributor of the SB4 7.0.  Since the day we introduced the Mercury Racing QC4 in the award winning SpeedKore Tantrum, we knew Mercury Racing and SpeedKore fit well together – making it an easy decision for us to form a partnership,” Jim Kacmarcik President – SpeedKore Performance Group.

Contact SpeedKore  at 262-421-8612 for SB4 7.0 engine pricing and availability.  Select option 2, engine integration.



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