1956 Chevrolet Engine Tune-Up - Includes 1957 Supplement



Cover		Ignition Output and Secondary Leakage Test	49
Introduction	1	Charging Voltage Test	49
1957 Supplemental Information	1	Idle Speed and Mixture - Adjust and Vacuum Check	51
Mechanical Checks and Adjustments	3	Road Test	53
Spark Plugs - Remove	3	Additional Checks and Adjustments	55
Compression Test	3	Battery Test	57
Spark Plugs - Clean, Service and Install	5	Battery - 3 Minute Test	60
Ignition System Service and Repairs	9	Starting Circuit Checks	63
Battery Service and Cables	21	Generating Circuit Checks	65
Generator and Fan Belt Service	23	Voltage Regulator Checks and Adjustments	69
Manifold Heat Valve - Operation Check	23	Ignition Circuit Checks	76
Fuel Lines Check and Fuel Filter Service	23	Fuel Pump Test	79
Carburetor Linkage and External Adjustments Check	25	Cooling System Pressure Test	81
Two-Barrel Carburetor	26	Distributor Points -1956 HD Truck Servicing	81
Four-Barrel Carburetor (Carter WCFB)	28	Distributor Points - 1956 Corvette Servicing	83
Four-Barrel Carburetor (Rochester)	32	1957 Supplemental Information	S-1
Cooling System - Inspect and Service	35	1957 Compression Test Data	S-2
Lubricant Level Check and Inspect for Oil Leaks	35	1957 Distributor - External Adjustment	S-3
Engine - Normalize	37	1957 Valve Lash - Adjust	S-5
Cleaning and Checking Operations During Warm-up	37	1957 Cranking Voltage Test	S-6
Instrument Check-Out	39	1957 Ignition Switches Test	S-6
Calibrate Meters	39	1957 Distributor Resistance	S-6
Cranking Voltage Test	39	Ignition Timing and Advance Test	S-7
Ignition Switch Test	41	1955-57 V-8 Engine Spark Plug Setting	S-7
Distributor Resistance Test	41	Idle Speed and Mixture - Adjust and Vacuum Check
Dwell Test and Variation	41	for V-8 Engines Equipped with Fuel Injection	S-8
Ignition Timing and Advance Test	45	1957 Starting Circuit Checks	S-8
Secondary Resistance and Polarity Test	47

		Manual Added 13 April 2007