WHO WE ARE
WHAT WE DO
At MRK-Motorsports we specialize in GM LSx engines, transmissions and wiring harnesses. We can help you update your favorite toy with a GM LSx engine. Have a 1969 GTO with an old tired Small Block 350? Want to install a GM LSx engine but don’t know how? MRK-Motorspors can help!
The logic module uses the manifold absolute pressure