Standard Piston Ring Set 2019-2021 Mazda 2.0L
Standard Piston Ring Set 2019-2021 Mazda 2.0L
Part number: PR4388
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Listed for: 2019–2021 MazdaFitment notes & questions
Standard Piston Ring Set, listed for the 2019–2021 Mazda with the 2.0L engine. Piston and ring size depends on the bore, so match them to your block after it is measured. Part number: PR4388.
Key features
- Available in 2 size options
Specifications
- Part type: Piston
- Part number: PR4388
- Engine: 2.0L
Options
- Size: Standard, Oversize .020 in. (.50mm)
Fitment for the 2019–2021 Mazda
Listed for the 2019–2021 Mazda with the 2.0L engine. Check your year, model and trim against the title before you order.
What it does
Worn rings show up as oil burning, blow-by and low compression. Using the correct part for your exact engine keeps oil pressure, sealing and timing where the engine was designed to run, and doing related parts at the same time saves taking it apart twice.
Installation & tips
- Check ring end gaps in the bore before installation and stagger the gaps.
- Bearings: Rod and main bearings are usually replaced at the same time.
- Gasket set: The engine comes apart for this job.
- Put the new part next to the old one and compare the shape, mounting points and connections before you install it.
- Work on a cool engine with the vehicle secured, and use a service manual for your vehicle for torque specs and procedures.
FAQ
What is the part number of this standard piston ring set?
PR4388. Compare it with the number on your old part or in your parts catalog.
Which engine is it for?
It is listed for the 2.0L engine in the 2019–2021 Mazda. Check the engine code on your vehicle if it was offered with more than one engine.
Can I install it myself?
Many owners do this job at home with basic tools and a service manual for their vehicle. If you are not sure, have it fitted by a qualified mechanic.
Before you order
- Confirm your year, make, model, engine and trim match the fitment listed above (2019–2021 Mazda 2.0L).
- Compare part number PR4388 with your original part.
Good to know
- Warranty: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Before you order: Mazda piston fitment
Pistons and rings seal the combustion chamber and turn pressure into motion.
Fitment notes
- Listed for: 2019–2021 Mazda.
- Model years: 2019–2021. Parts can change mid-generation, so match the exact year.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- Specs, lead time and warranty come from the manufacturer and supplier and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Bearings. Rod and main bearings are usually replaced at the same time.
- Gasket set. The engine comes apart for this job.
More for your car: Piston Rings · Mazda Parts · All Pistons · Engine
Questions about Mazda pistons
Will this fit my Mazda?
Standard or oversize?
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Questions & answers
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