Product ReviewsDorman Products 42002 O2 Trick Defeat Wayne Angle Block Readiness Monitor Type R

Will keep your plugs foul free :)

So far they have been doing a great job. If you have a engine with who knows how many hours or miles. Which requires more oil then parts available to repair it. This is for you. Keep those antique machines going people this new stuff won’t out live them!Read full review...

Verified purchase:  Yes | Condition: new | Sold by: driversedgeauto...

Great help

Glad to get these to keep spark plugs from fouling on a old mower

Verified purchase:  Yes | Condition: new | Sold by: driversedgeauto...

Legit Non Fouler!

Fixed the issue I had with my wide ban AFR, it was getting too hot and this non fouler extended it out.

Verified purchase:  Yes | Condition: new | Sold by: directauto

Nice

Verified purchase:  Yes | Condition: new | Sold by: directauto

Performs as it should

Good quality product!

Verified purchase:  Yes | Condition: new | Sold by: coove-4847