97 chevy c1500 timing chain install 350 it will not run put gas intake it back fires.

SOURCE: buick roadmaster 350 engine wont start

You have checked for spark, Fuel Pressure, Injection pulse? Don't worry it will run. It was made by the General!

SOURCE: Torque Spec for '99 Chevy C1500 5.7L engine lower intake manifold

On 5.7L engines, install the bolts and torque in sequence as follows:

1. Step 1: 71 inch lbs. (8 Nm).
2. Step 2: 106 inch lbs. (12 Nm).
3. Step 3: 11 ft. lbs. (15 Nm).

SOURCE: what causes 350 on a chevy c1500 1996 to start

Sounds like a poor idle. try adjusting the idle screw.

SOURCE: firing order for chevy 350

Check this link. You didn't specify which motor is in it, so I don't want to give you the wrong one

http://autorepair.about.com/library/firing_orders/bl-chevrolet-firing-84.htm

Hope this helps. =)

SOURCE: installing timing chain on a 97 chevy c1500 5.7

CAMSHAFT GEAR AT 6 OCLOCK AND CRANK GEAR AT 12 OCLOCK.