My neighbor asked for a "jump" today, but neither of us have cables. My engine is bigger at 2.5 liters, and his is only 2.0 liters. Since
I'm an engineer, I explained in theory, if if I hook this ShopVac hose up to my exhaust, and tape it to his, since my engine is bigger, we should be able to turn his motor over with compression from mine. Can you car guys back me up please...