Jackson Supercharger question

[LostSoulx316]

hey my name is matt and i just picked up a 95 miata with a Jackson Supercharger on it. i was wondering how much boost can the bottom end on the 1.8l motor will be about to hold up to with this kit on the car?

 

[mr_mazda329]

hey my name is matt and i just picked up a 95 miata with a Jackson Supercharger on it. i was wondering how much boost can the bottom end on the 1.8l motor will be about to hold up to with this kit on the car?

The JRSC is only effeciently able to put out 8lbs with the pulley upgrade. The bottom end of this car is good up to 250WHP or 15psi depending on mods and such. Stock transmission is good up to 300WHP.