What is the spark plug gap for a 2008 Chevy Silverado?

GM Original Equipment; Conventional; Pre-Set Gap: 0.060″ ($0.50 Rebate Available!)

What spark plugs does a 5.3 Vortec take?

NGK 3951 Pack of 8 Spark Plugs (TR55)

What is the spark plug gap for a Chevy Silverado?

Platinum plugs are gapped at . 060 (oem). Iridium plugs are an upgrade and should be gapped at . 040.

What is the spark plug gap for a 2008 Chevy Silverado? – Related Questions

What happens if spark plug gap is too large?

Many think the larger the gap, the better. However, if the gap is too large, and the ignition system can’t provide the voltage needed to spark across the gap, or turbulence in the combustion chamber blows out the spark, misfires will occur.

What is the spark plug gap for a 2012 Chevy Silverado 1500?

Gap . 040. Gap pre-set at factory, do not re-gap.

Do AC Delco spark plugs need to be gapped?

NOTE: ACDelco Professional Iridium Spark Plugs are pre-gapped during manufacturing. Never attempt to gap an ACDelco Professional Iridium Spark Plug. You could damage the spark plug.

What is the gap on AC Delco spark plugs?

Spark Plug Gap is . 059.

Are GM spark plugs pre-gapped?


What happens if the spark plug gap is too small?

The Spark-Plug Gap

If the gap is too small, the spark will likely be too weak and cause the engine to run poorly or with poor efficiency.

Do I need to gap Iridium spark plugs?

In most cases your Iridium Power plugs do not need to be gapped. Even with small variations in the factory set gap the ultra-efficient firing power design will compensate for those small variations.

How do I know what to gap my spark plugs?

What gap for spark plugs for fuel economy?

The optimum gap between 0.7 to 0.9 mm. At 0.4, 0.5, 0.6, and 1mm made more fuel consumption. Using platinum spark plug and RON 90 fuel can reduce fuel consumption to 5% on average.

Are Iridium spark plugs better than platinum?

Iridium is said to be six times harder and eight times stronger than platinum with a 700° higher melting point. Iridium spark plugs have extremely fine electrodes while retaining excellent wear characteristics. Thanks to its strength, iridium spark plugs can last up to 25% longer than comparable platinum spark plugs.

What spark plugs does GM use?

ACDelco GM Original Equipment Iridium Spark Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

What spark plugs are best for horsepower?

Because iridium conducts energy better than platinum, it’s the optimal choice if you want to get the most out of a performance engine. Iridium spark plugs are designed with iridium discs welded to their electrodes. Iridium is six times harder and eight times stronger than platinum!

Leave a Comment