SKU: 41027755444

SpeedFactory Racing HD Timing Belt Tensioner Spring - D-Series

Sale price$15.25 Regular price$16.95
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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

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Description

SpeedFactory Racing HD Timing Belt Tensioner Spring - D-SeriesTired 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 SpeedFactory's 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 & SpeedFactory found the need for a much higher spring rate). This high

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 SpeedFactory's 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 & SpeedFactory 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 SpeedFactory uses for their 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).

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: 41027755444

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4.9 ★★★★★
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Nick Wilding
Waukegan, US
★★★★★ 5
Quality + Fit + Value - VERY pleasantly surprised!
Color: Black, Size: Large
I stand at 6.0125" 200lb (showing signs of a Dad bod)., and the large was a perfect fit for me. The quality exceeded expectations, perfect thickness and weight for the colder months. I actually set this up between a Boss & Ted Baker (my-go's to in past 10-years) and asked my date to pick one of three - she grabbed this shirt. if you're looking to re-evaluate how much your spend on dress shirts - this Brand will not disappoint in terms of quality and fit. If your wearing brands like Express, Banana or even worse - Untuck-it, consider this a marginal upgrade. I'm going to by a few more and I'll update if anything changes.
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Reviewed in the United States on February 1, 2026
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Michelle Spencer
Los Angeles, US
★★★★★ 5
Great shirt
Color: Beige, Size: Medium
Great fit, seemed like thin to medium weight fabric which is perfect for him. Lil with any linen blends, they wrinkle so it is more of a casual wear. Washes great and is super soft when wearing.
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Reviewed in the United States on March 16, 2026
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Bleau P
Los Angeles, US
★★★★★ 5
Bleau
Color: Beige, Size: Large
Very Good , fits very well
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Reviewed in the United States on May 7, 2026
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Bosoca
San Leandro, US
★★★★★ 1
Trashed after one wash
Color: Beige, Size: Small
It’s a great looking shirt. The price is good. The fit is good. But it’s so scratchy that it’s like wearing a potato sack. And after washing it ONCE it pilled so bad that I had to throw it away because it looked like an electrical sander had been used on it. But this is what Amazon has become: bad quality everything.
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Reviewed in the United States on December 4, 2025
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Amazon Customer
Boise, US
★★★★★ 5
Quality
Size: Large, Color: Flecking Black
Very good fit and nice material. Light and cool.
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Reviewed in the United States on June 2, 2026

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