Engine Timing Belt Tensioner

Quality Guaranteed • Aftermarket Value • Backed by Warranty • 30 Day Return Policy

Timing Belt Adjuster

Dorman# 420-107

Replaces Mitsubishi# MD308086

1

Fits the Following Applications:

Adjustable: No
Automotive Item Type: Standard Replacement
Bracket Included: No
Location: Engine Front
Package Contents: Tensioner
Pulley Included: No
Remanufactured Part: No
Tensioner Style: Automatic Hydraulic
Warranty: Limited Lifetime

Dorman Engine Timing Belt Tensioner

Maintain the correct level of tension on your timing belt with Dorman's Engine Timing Belt Tensioner. Since this part is essential to the precisely timed operation of your engine, Dorman undertakes rigorous testing to ensure a trouble-free performance. It is recommended for replacement when replacing the timing belt and pulleys.

  • Solid steel construction for long-lasting durability
  • Helps keep engine functioning properly
  • Designed to fit properly every time
  • Quality tests on this part include torque testing, spring back testing, corrosion resistance testing, and on-vehicle testing
Search Keywords: Engine, Timing, Belt, Tensioner, Belts, Tensioners, Adjuster, Adjusters
Dorman Part Type Alias: Timing Belt Tensioner
Alternate Names: Timing Belt Adjuster

Information for Buyers

Placement reference diagram
FAQ & Common Terms
  • Left & Right is the orientation when sitting in the car. Left indicates Driver's side, Right Passenger's side.
  • New Take-Off (NTO) means a quality, low-cost OEM part in like-new condition. See More »
  • New Old Stock (NOS) means a fully-functioning, still-new item which may be dusty from storage. See More »
Shipping Details
  • International Buyers – Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.
  • Shipping directions left in Paypal Notes will NOT be considered. Please contact us directly if you have a special request. Please note that we cannot accomodate requests such as "Leave on Porch"; such directions are better directed to your local delivery person.
  • Free Shipping, when advertised, is only for destinations within the contiguous US. All other destinations must pay additional fees.
  • Shipping Method may be changed or upgraded by request, but may involve an upcharge. We reserve the right to change to a method of comparable speed without notice. See More »
  • Handling Time may be longer than advertised for special-order items and items bound for international and non-contiguous destinations.
  • Backorders may occur. We can confirm stock any time on request. In the event of a backorder, we will contact you promptly.
Troubleshooting Problems
  • Payment Delays Unpaid item grievances are initiated within 14 days when payment has not been made. Payment may still be made after grievance is initiated, and will cancel the grievance.
  • Adjustments or Cancellations can be made without penalty as long as item has not yet shipped; just contact us!
  • Item Arrives Damaged Please preserve the package and contact us as soon as possible with a photo of the damage. See More »
  • Lost Package If you suspect your package is lost, contact us so we can investigate or send a replacement.
Quality Assurance, Returns & Warranty
  • Returns & Exchanges Accepted for any reason within 30 days for unused & unaltered products. Fees may apply.
  • To Initate a Return or Exchange, contact us BEFORE shipping & please read our full return policy: See More »
  • This Item has a Warranty: One year against manufacturer's defects. Initiate a Claim »
  • Disclaimer: We do not reimburse any installment or mechanic fees; returns and warranties cover only the value of the part itself, no associated labor.
Customer Service
  • Hours Live customer service is available Monday through Friday from 9am to 5pm EST, excluding US National Holidays.
  • Email should be directed through eBay's "Ask a Question" link. Responses within one business day.
  • Phone calls should be directed to 888-533-9119 (Toll Free).
RNB-420-107