Big vehicles, such as buses and trucks, with air brakes frequently vent excess pressure.
Install a big and loud BOV
Subtle (normally aspirated engines suck):
05 Legacy GT Wagon with Cobb chip.
62 Alfa Romeo Spider- had a 1.6 L with 80 hp, now 2 L with 160 torque. Curb weight 2050 lbs.
93 Leg Twgn fmic, vf34, etc. ((sold))
One of my books on old cars includes a reproduction of a add form the late 1920s.
Whistles--made out of steel fitted to the end of the exhaust pipe--looks like organ pipes.
Now that would be a hoot.
Subtle (normally aspirated engines suck):
05 Legacy GT Wagon with Cobb chip.
62 Alfa Romeo Spider- had a 1.6 L with 80 hp, now 2 L with 160 torque. Curb weight 2050 lbs.
93 Leg Twgn fmic, vf34, etc. ((sold))
Stanley Steamers had train whistles that exhaust stem could be blown through. Very cool, and very effective.
Midnight in a Perfect World on Amazon or order anywhere. The first book in a quartet chronicling the rise of a man from angry criminal to philanthropist. Midnight... is a distopic noirish novel featuring 'Duchess', a modified 1990 Subaru Legacy wagon.
Went to a Concours yesterday-- a 1918 Simplex had a small brass trumpet attached to the intake manifold with a cable to the dash.
I talked to the owner and pulling the cable opened a valve and the suction tooted the horn.
It was an option at the time, but there was also a standard klaxon horn.
The earliest entry was a 1897 Bollee cycle-car.
An interesting one was a 1930 Model A Ford Sedan that had completed a Paris to Peking tour earlier in the summer. It had a huge gas tank on the back luggage rack and bigger tires--otherwise stock.
Subtle (normally aspirated engines suck):
05 Legacy GT Wagon with Cobb chip.
62 Alfa Romeo Spider- had a 1.6 L with 80 hp, now 2 L with 160 torque. Curb weight 2050 lbs.
93 Leg Twgn fmic, vf34, etc. ((sold))