What is the spark plug gap for a 350 Chevy motor?
Spark plugs for the Chevy 350 engine are readily available from any auto parts store. Spark plugs come pre-gapped, but you should always verify the gap with a spark plug gap tool. The gap for a 350 small block should be 0.035 inches.
Is there a Hei spark plug gap on a 350 Chevy?
Re: 350 Chevy Engine with HEI- Spark Plug Gap? .035″ is enough. Wider gap just results in more rapid deterioration of the HV parts, coil, rotor, cap, wires, etc. Testing back in early days found wider gap may reduce fuel consumption.
Which is the best spark plug for a Chevy 350?
1. NGK 3403 Spark Plugs This Spark plug from NGK helps in combusting and staying hotter for longer. The effectiveness of the plugs is seen with its factory set gaps that do not even need gaps. The G-Power Platinum spark plugs are ideal for long time use and for remaining so. 2. ACDelco 41-103 Chevy 350 Spark Plugs
Can you use stock spark plugs with Hei?
The proper plug listed for your engine will work fine. You will need to open the gap slightly. The millions of GM engines that were delivered from the factory with HEI used “stock” plugs.
What kind of spark plugs do you use on a 1969 Chevy?
Engine is a 1969 350 horse 396, all stock so far. BTW, I will not use Champion plugs. Maybe their quality has improved but not willing to give them a fourth chance. Kids will be kids, but parents should be parents. Edited by 69 SS396 on 04-23-11 06:42 AM. Reason for edit: No reason given.
What is the spark plug wiring diagram for a Chevy 350?
Spark Plug Wiring Diagram Chevy 350 – chevy 350 hei spark plug wiring diagram, spark plug wire diagram for 94 chevy 350, spark plug wire order chevy 350, Every electric arrangement is composed of various unique pieces. Each component ought to be placed and linked to different parts in particular manner.
Engine is a 1969 350 horse 396, all stock so far. BTW, I will not use Champion plugs. Maybe their quality has improved but not willing to give them a fourth chance. Kids will be kids, but parents should be parents. Edited by 69 SS396 on 04-23-11 06:42 AM. Reason for edit: No reason given.
Can a stock spark plug work on a GM Hei?
The stock plugs wont take the increased voltage/gap that a GM HEI puts out. Kids will be kids, but parents should be parents. Don’t know where you’ve heard that “stock” plugs don’t work. The proper plug listed for your engine will work fine. You will need to open the gap slightly.
What does black dot mean on Chevy 350 spark plug?
Everything depends on circuit that’s being assembled. As stated earlier, the traces in a Spark Plug Wiring Diagram Chevy 350 represents wires. Sometimes, the cables will cross. But, it does not imply connection between the wires. Injunction of two wires is usually indicated by black dot to the junction of two lines.