DNJ
DNJ Timing Set 2017-2022 Hyundai 1.6L
DNJ Timing Set 2017-2022 Hyundai 1.6L
Part number: TK4378
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Listed for: 2017–2022 HyundaiFitment notes & questions
DNJ Timing Set for the 2017–2022 Hyundai with the 1.6L engine. Chains last longer than belts, but guides and tensioners wear. A rattle at startup is a common sign they need attention. Part number: TK4378.
Specifications
- Brand: DNJ
- Part type: Timing chain kit
- Part number: TK4378
- Engine: 1.6L
Fitment for the 2017–2022 Hyundai
- Years: 2017–2022
- Vehicles: Hyundai 1.6L
Check your year, model, engine and trim against this list before you order.
What it does
A timing chain keeps the crankshaft and camshafts in sync. Kits usually replace the chain with its guides, tensioner and gears. 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
- Line up every timing mark before closing the cover, and turn the engine over by hand twice to confirm.
- Timing cover gasket and seal: The cover comes off for this job.
- Oil and filter: Fresh oil helps a new chain and hydraulic tensioner.
- 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 timing set?
TK4378 (DNJ). Compare it with the number on your old part or in your parts catalog.
Which engine is it for?
It is listed for the 1.6L engine in the 2017–2022 Hyundai. 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 (2017–2022 Hyundai 1.6L).
- Compare part number TK4378 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.

About this timing chain kit for the Hyundai
Replacing the whole set at once keeps a new chain from running on worn guides or a tired tensioner.
Fitment notes
- Listed for: 2017–2022 Hyundai.
- Model years: 2017–2022. If your year sits at the edge of the range, check the details above.
- Engine: the same car can take different parts for each engine option, so check yours.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentParts that usually go with it
- Timing cover gasket and seal. The cover comes off for this job.
- Oil and filter. Fresh oil helps a new chain and hydraulic tensioner.
More for your car: Timing Chain Kits · Hyundai Parts · All Timing Chain Kits · Engine
Questions about Hyundai timing chain kit
Will this fit my Hyundai?
What does a worn timing chain sound like?
Should I replace the gears too?
Where do specs and warranty details come from?
Questions & answers
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