With the exception of the experimental PT boats, all U.S. PT boats were powered by three marine modified derivations of the Packard 3A-2500 V-12 liquid-cooled, gasoline-fueled aircraft engine.

What kind of engines did the PT boats have in them?

With the exception of the experimental PT boats, all U.S. PT boats were powered by three marine modified derivations of the Packard 3A-2500 V-12 liquid-cooled, gasoline-fueled aircraft engine.

How did PT boats muffle their engines?

While PT-boats had an option to muffle their engines by routing the exhaust underwater, no such option was on either the 63′ or 85′ rescue boats, so with straight pipes, stealth operations were not an option on most rescue boats.

What is the size of a marine engine?

The engine capacity of 50000 – 60000 HP, 60000 – 70000 HP, 70000 – 80000 HP, 80000 – 90000 HP, 90000 – 100000 HP, 100000 – 110000 HP, and greater than 110000 HP are used for large vessels or fleets. These large capacity engines are made to order and not available readily in stock.

Are PT boats still used?

Today, just four combat-veteran PT boats still exist in the United States; of those, only PT-305 is fully restored and operational, complete with original-model engines.

What engines did PT 109 have?

Patrol torpedo boat PT-109

How many Motors does a PT boat have?

Three
PT-class Motor Torpedo Boat

How many miles per gallon does an outboard motor get?

Many small boats tend to get around 3 – 12 mpg at normal speeds (not at max RPMs), while faster boats like speed and motorboats will give 0.5 – 2.5 mpg.