REspeed Blog

This is where we share our knowledge / experience and to let you see the work we do.

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MazdaDoug

MazdaDoug

Avid SCCA race car driver, engine builder, Mazda enthusiast.

Recent Posts

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JDM FD Performance Upgrades | Mazda Rx7 RHD

FD JDM Mazda Rx7 special breed | Maintenance & Upgrades When a car like this comes in, it is time to step back and appreciate what Mazda built back then. The RE-Amemiya body kit is one that will ...
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Rotary Engine Builds | Oil Pump and why

We enjoy constructing rotary engines and take great pride in ensuring every detail is meticulously handled.. On our motor builds, one thing that makes a difference is oiling system upgrades. On our ...
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Rotary Engine Performance Upgrades | Details Matter

Rotary Engine Performance | On our latest build; a 13B six port S5 motor that will have a supercharger. Crafting rotary engines is our passion, and we take immense pride in meticulously attending to ...
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Engine Rebuilds | Checking for cracked Rotors

On one of our current Rx8 builds, the car came in not running, a common occurrence. Our job is to make sure that what ever caused this to not start / run properly doesn't happen again.
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Rotary Engine Builds | Performance Upgrades / Race Porting & More

Rotary Engine Builds for power For our climate, it is paramount that every engine build gets performance / reliability upgrades that match the application. Cooling is a big issue here in Colorado.
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Cooling System Upgrades | Rotary Engine Builds

Part 2 Cooling system upgrades | Mazda Rx7 Turbo Our turbo convertible is getting two Setrab Oil Coolers / Fan Packs along with cleaning up the airflow to the radiator. When you have a front mount ...
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Rotary Engine | Oil leaks, cleaning up the mess

After our blog post on common oil leaks for the rotary engine, we want to share how we go about getting things right. The dreaded oil cooler / oil rear main seal leak. These two can really make a ...
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Rotary Engine Upgrades | Temperatures too high?

The Rx7 turbo is a unique vehicle, in its stock form the cooling systems are pretty good. Part 1 Add in our high altitude and hot temperatures and you have a recipe for some higher than desired water ...
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Mazda Rotary Engine | Oil leaks & Repairs

Oil leaks Mazda Rotary Engine | Increase Performance When you put multiple types of materials together and push oil through them, eventually it will start to leak. The Mazda rotary engine is a ...
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Rotary Engined cars | When a car is worth saving

From time to time we get people that want us to help resurrect their project Rx. Some cars are worth the effort, others will become a parts car. What makes a car worth saving?
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