Mileage increase with sp2p
The RV guys and mileage masters had good luck with the Edelbrock Streetmaster 318. Idle to 4500 very strong, good gas mileage
You can see the restricted plenum. And small ports for increased velocity
The RV guys and mileage masters had good luck with the Edelbrock Streetmaster 318. Idle to 4500 very strong, good gas mileage
You can see the restricted plenum. And small ports for increased velocity