19 Engine parts are listed for the 2021 Chevrolet Onix, in 8 part types, covering the 1.2L L3 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Chevrolet Onix, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components. 12 parts of the 19 listed are Oil (7 parts), Oil Filter (3 parts) and Oil Drain Plug (2 parts). The other 5 part types cover the remaining 7 parts.
Every part on this page is matched to the 1.2L L3 Turbocharged — the only engine offered in the 2021 Chevrolet Onix.
The most listed brands for 2021 Chevrolet Onix engine parts are VALVOLINE (7 parts), DORMAN (4 parts) and QUALCAST (2 parts), plus 4 more brands. Quality grades include High Performance / Heavy Duty and Economy.
2 parts on this 2021 Chevrolet Onix page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including VALVOLINE VV955 (Oil) and VALVOLINE 891678 (Oil). Click any part number to see every vehicle that part fits.
Exhaust Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| QUALCAST | 1030853 | 🇲🇽 MX | LS Model or LT Model0.958 Head Diameter. 0.195 stem. 4.012 OAL. OEM # 55496632 | View on Amazon |
This table covers the exhaust valves that let combustion gas out of the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.
One part is listed for the 2021 Chevrolet Onix — QUALCAST 1030853.
Intake Valve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| QUALCAST | 1030854 | 🇲🇽 MX | LS Model or LT Model1.193 Head Diameter. 0.195 Stem 3.697 OAL. OEM # 55496633 | View on Amazon |
This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one.
One part is listed for the 2021 Chevrolet Onix — QUALCAST 1030854.
Oil
Summary: Notes list SAE 5W-30. Confirm the weight on the filler cap before you buy. Replacement brands in this table include VALVOLINE.
Full Synthetic
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular | VV955 | 🇲🇽 MX | Advanced Protection Full Synthetic SAE 5W-301 Quart | View on Amazon |
| VALVOLINE Popular | 891678 | 🇲🇽 MX | Extended Protection Full Synthetic SAE 5W-301 Quart | View on Amazon |
| VALVOLINE | 891670 | 🇲🇽 MX | Extended Protection Full Synthetic SAE 5W-30Easy Pour 5 Quart | View on Amazon |
| VALVOLINE | 881164 | 🇲🇽 MX | Advanced Protection Full Synthetic SAE 5W-30Easy Pour 5 Quart | View on Amazon |
| VALVOLINE | 881629 | 🇲🇽 MX | Advanced Protection Full Synthetic SAE 5W-305 Gallon Bay Box | View on Amazon |
High Mileage (>75,000 Miles)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 899383 | 🇲🇽 MX | Extended Protection Full Synthetic High Mileage SAE 5W-301 Quart | View on Amazon |
| VALVOLINE | 899391 | 🇲🇽 MX | Extended Protection Full Synthetic High Mileage SAE 5W-305 Quart | View on Amazon |
This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable.
VALVOLINE supplies the 7 Oil parts for the 2021 Chevrolet Onix. VALVOLINE VV955 carries the "Popular" badge.
In the Full Synthetic grade, VALVOLINE supplies 5 parts: full-synthetic oils. A representative part number is VALVOLINE VV955.
The High Mileage (>75,000 Miles) section lists 2 options from VALVOLINE — oils grouped for high-mileage engines. VALVOLINE 899383 is listed in this group.
This group includes VALVOLINE VV955, VALVOLINE 891678 and VALVOLINE 891670 and the remaining parts above.
Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 090948CD | 🇲🇽 MX | Premier | View on Amazon |
| DORMAN | 090948 | 🇲🇽 MX | M12-1.7515MM Hex Head T45 Torx | View on Amazon |
This table covers the drain plugs in the oil pan.
DORMAN supplies both parts for the 2021 Chevrolet Onix.
Part numbers include DORMAN 090948CD and DORMAN 090948.
Oil Drain Plug Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 097119 | 🇲🇽 MX | Rubber Gasket | View on Amazon |
| DORMAN | 97119 | 🇲🇽 MX | Rubber GasketRubber | View on Amazon |
This table covers the crush washers and gaskets under the oil drain plug. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Oil Drain Plug Gasket parts for the 2021 Chevrolet Onix come from DORMAN.
This group includes DORMAN 097119 and DORMAN 97119.
Oil Filler Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | MO190 | 🇲🇽 MX | View on Amazon |
This table covers the caps on the oil filler neck.
One part is listed for the 2021 Chevrolet Onix — MOTORAD MO190.
Oil Filter
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VARIOUS MFR | UPG64R | 🇲🇽 MX | Standard LifeFilter Media Material: Enhanced Cellulose | View on Amazon |
High Performance / Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL | M1114A | 🇲🇽 MX | Extended Performance | View on Amazon |
| MOBIL | M1114 | 🇲🇽 MX | Extended Performance15,000 Mile Warranty | View on Amazon |
This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive.
3 Oil Filter parts are listed for the 2021 Chevrolet Onix, from MOBIL and VARIOUS MFR.
In the Economy grade, VARIOUS MFR supplies 1 part: the catalog's value-priced group. A representative part number is VARIOUS MFR UPG64R.
In the High Performance / Heavy Duty grade, MOBIL supplies 2 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is MOBIL M1114A.
Part numbers include VARIOUS MFR UPG64R, MOBIL M1114A and MOBIL M1114.
Piston Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HASTINGS MANUFACTURING | 2N5322 | 🇲🇽 MX | Full SetTop Ring Surface Treatment: Nitride Stainless Steel | View on Amazon |
| HASTINGS MANUFACTURING | 2P6004 | 🇲🇽 MX | Full Setfor 2 Ring Piston | View on Amazon |
This table covers the rings that seal each piston to the cylinder wall.
2 Piston Ring parts for the 2021 Chevrolet Onix come from HASTINGS MANUFACTURING.
Listed part numbers: HASTINGS MANUFACTURING 2N5322 and HASTINGS MANUFACTURING 2P6004.
Buying Engine Parts for a 2021 Chevrolet Onix
On this vehicle, the engine covers the internals and hard parts that build compression and keep oil where it belongs — gaskets, bearings, camshafts, lifters, seals and timing components.
- Confirm you have the 1.2L L3 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Oil and Oil Filter .
Frequently Asked Questions
How many engine parts fit the 2021 Chevrolet Onix?
Our catalog currently lists 19 engine parts for the 2021 Chevrolet Onix across 8 subcategories and 7 brands, covering the 1.2L L3 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of engine problems on a 2021 Chevrolet Onix?
Common symptoms include oil spots under the vehicle, blue or white exhaust smoke, ticking from the valvetrain, or coolant mysteriously disappearing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What oil viscosity is listed for the 2021 Chevrolet Onix?
Oil rows on this page include SAE 5W-30. Confirm the engine and the weight on the filler cap before you buy — high-mileage and standard fills can differ.
What should I replace at the same time?
Where labor overlaps, replace the seals and gaskets for anything you open up; a timing job should always include the tensioner and guides, not just the belt or chain.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Chevrolet Onix was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Chevrolet Onix?
Every part on this page is matched to the 1.2L L3 Turbocharged engine. Then engine hard parts are unforgiving of guesswork — confirm the casting or engine code before ordering, because one model year can hide two different blocks. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Chevrolet Onix
Engine Parts for Other Chevrolet Onix Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.