How to find the TDC on a Vortec distributor?
How to find the TDC on a Vortec distributor?
To find TDC, remove the spark plug for the number 1 cylinder, place a finger over the spark plug hole and rotate the engine until you feel air pumping out. Continue turning the crank until you line up the timing mark to TDC.
How do you find the TDC on a Chevy 350?
A series of timing marks is scribed onto the balancer and one mark is labeled TDC. Locate this mark and highlight it with a paint pen. Crank the engine over and hold a finger over the number one spark plug hole. Have an assistant crank the engine repeatedly until you feel compression pushing out of the hole.
What happens when the engine is set to TDC?
When the engine is set to TDC, the number one cylinder is positioned to fire the number one spark plug. That means the piston is at the top of it’s compression stroke, both the valves are closed, and the gasoline and air mixture is compressed.
How do you install a HEI distributor on a Chevy 350?
Unless the location of TDC is known, the HEI distributor cannot be installed and timed properly. Raise the hood of the vehicle and remove the fuel pump fuse. Use a socket wrench to unscrew the number one spark plug. On the Chevy 350 engine, as you face the engine, this is the right front spark plug.
A series of timing marks is scribed onto the balancer and one mark is labeled TDC. Locate this mark and highlight it with a paint pen. Crank the engine over and hold a finger over the number one spark plug hole. Have an assistant crank the engine repeatedly until you feel compression pushing out of the hole.
When the engine is set to TDC, the number one cylinder is positioned to fire the number one spark plug. That means the piston is at the top of it’s compression stroke, both the valves are closed, and the gasoline and air mixture is compressed.
How do you install a distributor in a Chevy 5.7?
Insert the distributor into the engine, facing the rotor about 10 degrees to the right of the mark on the block. Slide it into the block. When the gears mesh, the rotor should turn and line up with the lines on the distributor and the engine. If not, pull the distributor out about an inch, turn it a bit, then try again. Tighten the hold down bolt.
Unless the location of TDC is known, the HEI distributor cannot be installed and timed properly. Raise the hood of the vehicle and remove the fuel pump fuse. Use a socket wrench to unscrew the number one spark plug. On the Chevy 350 engine, as you face the engine, this is the right front spark plug.
