SKU: 52920619405

SpeedFactory Racing D-Series HD Timing Belt Tensioner Spring

Sale price$16.06 Regular price$17.84
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  • USA
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Ships within 48 hours · Estimated delivery Sep 18 - Sep 23

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For Your Every Summer RSVP, with Code: SUMMER15

Description

SpeedFactory Racing D-Series HD Timing Belt Tensioner SpringTired of trying to consistently set your timing belt tension to a suitable level for your high performance D Series engine? Those days are over thanks to our solution to this common problem. The SpeedFactory Racing D Series HD Timing Belt Tensioner Spring is made from durable & corrosion resistant 302 stainless steel and is over 6x stronger (the OEM spring is very weak & we found the need for a much higher spring rate). This high quality spring gives

Tired of trying to consistently set your timing belt tension to a suitable level for your high-performance D-Series engine? Those days are over thanks to our solution to this common problem.

The SpeedFactory Racing D-Series HD Timing Belt Tensioner Spring is made from durable & corrosion resistant 302 stainless steel and is over 6x stronger (the OEM spring is very weak & we found the need for a much higher spring rate).

This high-quality spring gives your timing belt the proper tension level for high-performance and racing applications, especially when using a heavy-duty racing timing belt (such as Gates Racing) which are much stiffer & stronger than an OEM type belt.

Not enough tension (OEM spring) and you get excessive belt deflection with poor cam timing control and a high risk of jumping teeth resulting in expensive valve damage or worse.

Pulling on the tensioner with a hook to try and get enough tension has been a work-around but yields non-repeatable results at best and easily results in over-tightening which can cause undue stress on the belt and cam journal wear issues.

This is what we use for our own top level engine builds with no other form of additional tensioners.

No timing belt skipping, no cam journal wear issues, just reliable and consistent belt tension that works!

Fitment:
1988-2000 D15 & D16 engines

Lifetime warranty against manufacturing defects.

NOTE: Reuse the rubber sleeve from the OEM spring if present (provides vibration damping for spring longevity). 

CLICK HERE FOR OUR HIGH-PERFORMANCE TIMING BELT OPTIONS!

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 52920619405

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4.2 ★★★★★
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Jaunty_Aunty
Louisville, US
★★★★★ 5
Solid 2pc set
Hubby recently had hip replacement surgery & needed some comfier clothes while he's recuperating. These are really comfy but they fit well and the subtle stripe just looks a little more "put together" than a standard sweat suit. This isn't his normal style but he's becoming a fan 🙂 Wash and dry well- no special treatment and no wrinkling or shrinkage. Warm but not hot, seem to be well made... not seeing pilling or strings unraveling, etc 👍👍
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Reviewed in the United States on December 17, 2025
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Verified Purchase
Jennifer Erlandson
Whiting, US
★★★★★ 4
Style
Size: Large, Color: 1 Black
Yes, but it wasn't soft. The style, size and color is perfect.
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Reviewed in the United States on September 10, 2025
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Jordan
Port Orchard, US
★★★★★ 5
Fits great
Size: Large, Color: B Beige
Great two piece
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Reviewed in the United States on March 26, 2026
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patricia A Pilla
West Palm Beach, US
★★★★★ 5
Cool days
Size: X-Large, Color: 1 Black
Material soft and warm, washes well.
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Reviewed in the United States on April 14, 2026
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Nikolas Bailey
Los Angeles, US
★★★★★ 5
True to size
I love the material. It’s very comfortable. It’s like having a Ralph Lauren jogging suit for a super low price. Definetly will buying more soon.
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Reviewed in the United States on March 15, 2026

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