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GMC Syclone Spark Plugs 

At Andy's Auto Sport, we have a huge variety of GMC Syclone spark plugs to ensure that you have every spark plug option available to you. We go out of our way to carry every major line of GMC Syclone spark plugs, so that whether you are looking for replacement GMC Syclone spark plugs or performance spark plugs or anything in between, we've got it for you. Andy's Auto Sport is the ultimate shopping destination for your GMC Syclone spark plug needs!


 Select Your Vehicle

Shop GMC Syclone Spark Plugs by Year

Shop GMC Syclone Spark Plugs by Brand


1 - 2 of 2
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Fits: 71 Chevrolet Bel Air V8-6.6 , 71 Chevrolet Biscayne V8-5.7 , 71 Chevrolet Biscayne V8-6.6 , 71 Chevrolet Biscayne V8-7.4 , 71 Chevrolet Blazer V8-5....

PART# T20PR-U

Retail: $41.10
$16.44


Free Shipping!


Fits: 70 Chevrolet Bel Air V8-6.6 , 70 Chevrolet Bel Air V8-7.4 , 70 Chevrolet Biscayne V8-6.6 , 70 Chevrolet Biscayne V8-7.4 , 70 Chevrolet Caprice V8-...

PART# ITF20

Retail: $116.30
$46.52


Free Shipping!


Previous1Next

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

6 Pack Spark Plugs Champion Copper Set for GMC SYCLONE 1991 V6-4.3L ps

6 Pack NGK Iridium IX Spark Plugs 1991 GMC Syclone 4.3L V6 Kit Set Tune

6 pcs Spark Plugs Champion Copper Set for GMC SYCLONE 1991 V6-4.3L

6 Champion Copper Spark Plugs Set for GMC SYCLONE 1991 V6-4.3L

6 Pack Spark Plugs Denso Iridium Power for GMC Syclone 4.3L V6 1991 Tune Up

6 pcs Spark Plugs NGK Iridium IX 1991 GMC Syclone 4.3L V6 Kit Set Tune




WHY TO BUY?
First off, your GMC Syclone engine won't run without spark plugs - it won't even turn on without them. So, in that sense, you have no choice but to use spark plugs. However, beyond that, the proper GMC Syclone spark plugs can improve performance and fuel economy, especially if your current spark plugs have been in use for a while. Some people change their GMC Syclone spark plugs at every oil change, some change them annually, and some go by a specified mileage interval. Whatever your preferred schedule, you should inspect the plugs as often as possible, especially if you are experiencing hesitation or missing, or after you have made modifications to your engine.

DID YOU KNOW?
Spark plugs convert your GMC Syclone engine's air/fuel mixture into energy by igniting it in the combustion chamber, making them one of the most important components in your ignition system, not to mention your engine itself. As critical as they are, it seems that they are neglected far too often and aren't given enough consideration when making performance modifications. Choosing the proper heat range for your GMC Syclone spark plugs is just as important as making sure that the plugs are gapped correctly, so keep this in mind when choosing plugs for your stock or modified GMC Syclone engine.
FAQs
Q: How do you install spark plugs?
A: Spark plugs are installed by using a spark plug socket. Simply remove the spark plug wires and unbolt the plugs. Replace and gap the new plugs and you should be set.

Q: What are spark plugs? Why buy spark plugs?
A: Spark plugs create a spark in the combustion chamber of the engine, igniting the fuel and air mixture and getting the engine running. When you're running a higher horsepower motor, spark plugs play a big role. A colder heat range plug (which is what more aftermarket spark plugs are) has less insulation; it cools off faster between firing and the introduction of a fresh charge of the air/fuel mixture. A hot plug can ignite the air/fuel mixture before the plug actually fires. This is called pre-ignition, a form of detonation, and can destroy a motor. When upgrading the power of your vehicle, make sure to look into a colder range spark plug.

Q: Do spark plugs come in sets of 4?
A: Spark plugs are sold individually (unless otherwise noted) and should be replaced all at the same time.




GMC Syclone Spark Plugs 

At Andy's Auto Sport, we have a huge variety of GMC Syclone spark plugs to ensure that you have every spark plug option available to you. We go out of our way to carry every major line of GMC Syclone spark plugs, so that whether you are looking for replacement GMC Syclone spark plugs or performance spark plugs or anything in between, we've got it for you. Andy's Auto Sport is the ultimate shopping destination for your GMC Syclone spark plug needs!


Choose Your Vehicle:

Shop GMC Syclone Spark Plugs by Year

Shop GMC Syclone Spark Plugs by Brand

1 - 2 of 2
Sort by:




Fits: 71 Chevrolet Bel Air V8-6.6 , 71 Chevrolet Biscayne V8-5.7 , 71 Chevrolet Biscayne V8-6.6 , 71 Chevrolet Biscayne V8-7.4 , 71 Chevrolet Blazer V8-5....

PART# T20PR-U

Retail: $41.10
$16.44


Free Shipping!


Fits: 70 Chevrolet Bel Air V8-6.6 , 70 Chevrolet Bel Air V8-7.4 , 70 Chevrolet Biscayne V8-6.6 , 70 Chevrolet Biscayne V8-7.4 , 70 Chevrolet Caprice V8-...

PART# ITF20

Retail: $116.30
$46.52


Free Shipping!


Previous1Next

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

Not able to find what you are looking for?

6 Pack Spark Plugs Champion Copper Set for GMC SYCLONE 1991 V6-4.3L ps

6 Pack NGK Iridium IX Spark Plugs 1991 GMC Syclone 4.3L V6 Kit Set Tune

6 pcs Spark Plugs Champion Copper Set for GMC SYCLONE 1991 V6-4.3L

6 Champion Copper Spark Plugs Set for GMC SYCLONE 1991 V6-4.3L

6 Pack Spark Plugs Denso Iridium Power for GMC Syclone 4.3L V6 1991 Tune Up

6 pcs Spark Plugs NGK Iridium IX 1991 GMC Syclone 4.3L V6 Kit Set Tune




WHY TO BUY?
First off, your GMC Syclone engine won't run without spark plugs - it won't even turn on without them. So, in that sense, you have no choice but to use spark plugs. However, beyond that, the proper GMC Syclone spark plugs can improve performance and fuel economy, especially if your current spark plugs have been in use for a while. Some people change their GMC Syclone spark plugs at every oil change, some change them annually, and some go by a specified mileage interval. Whatever your preferred schedule, you should inspect the plugs as often as possible, especially if you are experiencing hesitation or missing, or after you have made modifications to your engine.

DID YOU KNOW?
Spark plugs convert your GMC Syclone engine's air/fuel mixture into energy by igniting it in the combustion chamber, making them one of the most important components in your ignition system, not to mention your engine itself. As critical as they are, it seems that they are neglected far too often and aren't given enough consideration when making performance modifications. Choosing the proper heat range for your GMC Syclone spark plugs is just as important as making sure that the plugs are gapped correctly, so keep this in mind when choosing plugs for your stock or modified GMC Syclone engine.
FAQs
Q: How do you install spark plugs?
A: Spark plugs are installed by using a spark plug socket. Simply remove the spark plug wires and unbolt the plugs. Replace and gap the new plugs and you should be set.

Q: What are spark plugs? Why buy spark plugs?
A: Spark plugs create a spark in the combustion chamber of the engine, igniting the fuel and air mixture and getting the engine running. When you're running a higher horsepower motor, spark plugs play a big role. A colder heat range plug (which is what more aftermarket spark plugs are) has less insulation; it cools off faster between firing and the introduction of a fresh charge of the air/fuel mixture. A hot plug can ignite the air/fuel mixture before the plug actually fires. This is called pre-ignition, a form of detonation, and can destroy a motor. When upgrading the power of your vehicle, make sure to look into a colder range spark plug.

Q: Do spark plugs come in sets of 4?
A: Spark plugs are sold individually (unless otherwise noted) and should be replaced all at the same time.






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