Design of Our v12 Heavy Fuel Engine Complete

Posted by:   |  March 6, 2016

For the past 18 months we have been working away on the design of our next generation engine heavy fuel offering. This is our 1000 cubic in, 1000hp v12 heavy fuel 2 stroke engine. The first customers in this project will be installing this engine into a 80% P51 project. We believe this engine and smaller versions will have significant …


Moved ACE-Performance business to Bend Oregon

Posted by:   |  January 9, 2016

Several months ago I was getting ready to set up engine conversion business in Paso Robles, CA at the airport there. Just about the time I had loaded most of my tools and inventory and friend and fellow racer who owns Lancair International in Bend Oregon asked me to come up and see if I might be able to help …


ACE sends another new engine to Race!

Posted by:   |  November 3, 2015

As we continue our development we just had to try bolting our Ax50 cylinders on a Lycoming 720 eight cylinder engine. Of course having a spare NXT around doesn’t hurt. Since I had already run a 720 before the conversion was not a big deal once I found a good wide deck case and crank. With help of Ly-Con to …

photo by AirPigz

ACE Builds Custom Parts for “Precious Metal” Griffon Engine

Posted by:   |  July 17, 2015

When we are not designing our own parts to bring these antique aircraft engines into the 21st century we are helping several other customers with their difficult projects.  Recently, we completed helping the Precious Metal Air Racing Team totally rebuild their latest race engine with many modern components. There are few people in the world that have knowledge and ability …

rv8 corner

Titan RV8 hits 300 hours flying ACE engine parts.

Posted by:   |  July 10, 2015

This great little plane has had 10 different engines since is pulled it out of the back of the Eci hangar last year. The present engine seems to be the best bang for the buck. The ACE-360r puts out a smooth 210hp and still can sip the gas lean of peak at 8.2 gallons and 200mph cruise about 10,000 feet. …


ACE goes “Big Bore” on all our engines

Posted by:   |  April 8, 2015

  Download our new spec-sheet and engine pricing PDF by clicking on thumbnail. A very simple modification to the sleeve and slightly larger pistons will give you an additional 3% more power form our AX40 and AX50 cylinders. We figured that we didn’t want to ship to many engines and then release this upgrade so now all engines from ACE …

first ax40 casting

First AX40 Casting Ready for Machining

Posted by:   |  March 14, 2015

Our next breakthrough product has become a reality. While the aviation community starts to see our new AX50 ship on 360r, 409r, an 540r engines we are far from done with our mission to bring real change to the dated Lycoming air cooled engine.  We have seen such success bolting our AX50 on a stock 360 (180 to 210hp) that …


First Customer R409 Engine Ships

Posted by:   |  March 5, 2015

This sweet little engine will be unleashed in Anchorage Alaska on a very special Cub. This configuration weighed in at 282lbs once complete and produced over 230hp!  


ACE Racer “Relentless NXT” Project

Posted by:   |  February 23, 2015

Without the opportunities of experimental aircraft in the US, aviation might be stuck 50 or 60 years back in time! The freedom we enjoy in the US to build just about anything we can dream up is the most important aspect aviation in our opinion. The Nemesis NXT “Relentless” is one of those amazing dreams that has opened up completely …


Flight testing has started on first ACE-360

Posted by:   |  November 4, 2013

It has been a very long summer getting the first batch of cylinders installed and tested. The first attempt in July didn’t go so well working out a few kinks in dyno. The drive shaft broke the bolts and we decided to dismantle to check engine. We found nothing wrong and have since tweaked the dyno and run the next …


AX50 Cylinder First Production Run Completed

Posted by:   |  March 31, 2013

ACE-Performance is excited to announce that our first AX50 cylinder production run is completed. The initial batch of cylinders can now go into immediate testing on our own engine dyno. We expect the cylinders to gain many hours on the dyno before they will be fitted into our Long EZ test bed. We will be slowly reconfiguring our test engines …