SKU: 21833071979

King Performance 5.25" Billet Pulley System — Complete Top & Bottom Kit | Air-Cooled VW

Sale price$126.39 Regular price$140.43
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Description

King Performance 5.25" Billet Pulley System — Complete Top & Bottom Kit | Air-Cooled VWKing Performance 5. 25" Billet Pulley System For high performance air cooled builds where clearance, cooling efficiency, and engine response are critical, the King Performance 5. 25" Billet Pulley System offers the ultimate balance. This 100% USA made kit is engineered for precision, featuring a unique "frenched" design where the high strength steel hub is recessed into the pulley for maximum stability and a crisp, clean aesthetic. The "Sweet Spot"

King Performance 5.25" Billet Pulley System

For high-performance air-cooled builds where clearance, cooling efficiency, and engine response are critical, the King Performance 5.25" Billet Pulley System offers the ultimate balance. This 100% USA-made kit is engineered for precision, featuring a unique "frenched" design where the high-strength steel hub is recessed into the pulley for maximum stability and a crisp, clean aesthetic.

The "Sweet Spot" Ratio

This kit is specifically designed for the driver who wants the performance of a smaller pulley without the cooling trade-offs. The 5.25” crank pulley paired with the 3.6” alternator pulley brings your engine closer to the original factory pulley ratio.

  • Better than a 4.3" Power Pulley: While a 4.3" setup is built for maximum horsepower gains, it often sacrifices cooling and charging at lower RPMs. This 5.25" setup charges and cools significantly better.

  • The Perfect Compromise: At 5.25", it is slightly larger than a 3.2" (the "exact" stock ratio), giving you a slight performance edge while maintaining the high-reliability cooling and charging your engine needs for the street.


Engineering & Material Specs

  • 100% Made in the USA: Precision-manufactured in-house using premium U.S.-sourced materials.

  • Superior Hybrid Construction: Pulleys are CNC-machined from 6061-T6511 billet aluminum.

  • Frenched Steel Hub: Mounted on a heat-treated 4140 chromoly steel stock-style hub for lifetime durability and perfect concentricity.

  • Hard-Anodized Protection: Finished in a heavy-duty .0015" thick hard black anodizing for extreme wear resistance.

  • EFI Ready: Pre-tapped mounting holes designed for immediate use with the Dub Shop Trigger Wheel.

What’s Included

This is a comprehensive installation kit featuring all necessary high-grade hardware:

  • 5.25" Billet Crank Pulley & 3.600" Billet Alternator Pulley

  • 7075-T651 Hard Black Anodized Nut: High-strength and wear-resistant.

  • 6061-T651 Clamp Washer: Provides even pressure and secure fitment.

  • Crank Pulley Bolt: High-tensile hardware for a secure installation.

  • Precision Shims: Includes .005" thick shims for perfect belt alignment.

  • Bonus Item: High-quality belt included at no charge (provided as a size recommendation; actual needs may vary).


Warranty & Notes

  • Manufacturer Guarantee: All King Performance billet products and fasteners are guaranteed for two (2) years from the date of purchase.

  • Anodizing Note: Finish may naturally fade or change color over time due to engine heat and UV exposure. This is a normal characteristic of the material.

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: 21833071979

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4.5 ★★★★★
Based on 28 reviews
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H
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Howard Schulman
Phoenix, US
★★★★★ 4
I wish it had been done better
I imagine I'm going to get unhelpful votes by saying this, but this biography was not up to par with the author's other biographies. I've read Titan, which I thought was great, House of Morgan, which was really good, and Hamilton, which was also good, and this book just isn't up to those other books. The beginning was very frustrating because we learn about this supposedly very successful and widely acclaimed and established German banking family, yet there is practically nothing concerning how they got to be well known and exceedingly wealthy, nor what their business dealings were at the time. And this lack of information goes on and on, focusing almost to exclusion on inter-personal issues. Looking up the Warburgs in Wikipedia, I learned that the family had been a very successful banking family from the 1600's back in Venice, even before they settled in Warburg, Germany. Starting the narrative in the mid to late 1800's with the success of Jews in what was to become Germany just left me hanging and feeling like I was missing a large part of who the Warburgs were and how they got that way. Additionally, the family had been around for a very long time and there are scattered references to visiting or staying with uncles and aunts, but the overall breadth of the family is not addressed. Thinking about his problem now, it almost would make more sense and read better if there was a short intro and perhaps 10 separate bios on separate family members, instead of skipping around. It would help the flow. I have a feeling the author's inability to read German or Swedish or other European languages and his lack of primary research in Europe, where the Warburgs achieved fame and fortune, contributed to this incomplete biography. On the other hand, it appears that not much had been written on the Warburgs prior to this book (at least in English), and that is why I read the book. Additionally, the whole build up to the Holocaust and how the Warburgs kept their warm feelings for Germany throughout the experience, as a constant theme, was very interesting and well done, especially since I'm Jewish. The reading got more focused and poignant the closer the Holocaust got and immediately afterwards. 3 or 3.5 stars is probably the best score, but will upgrade so I don't get canned too badly. If you're interested in the Warburg it's a good starter book, though I imagine if this weren't one of the first books Chernow wrote, he would have done a better job as a more mature and accomplished biographer.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2016
S
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Soxaholic
Port Orchard, US
★★★★★ 5
In Depth Reading
Format: Paperback
Ron Chernow....incredible author....Pulitzer Prize winner. Read his books....so in depth....so interesting.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 16, 2026
J
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J. Allston
West Palm Beach, US
★★★★★ 5
Well Worth the Lengthy Read
Format: Paperback
Enjoyed this book. Ron Chernow writes well, captures personalities and researches extensively. I went to Woodlands High School on an estate donated by the family. These were brilliant people who stood by their values and convictions while facing anti-semitism with grace and courage.
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Reviewed in the United States on October 16, 2023
B
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Barry, Toronto
Birmingham, US
★★★★★ 5
A brilliant family, cultural and business history
Format: Kindle
What starts out as the personal and business history of a deeply religious and close family, expands into a study of the disintegration and continued importance of family, religious and cultural ties, the sources of anti-semitism and a window into some of the most dramatic moments of war and peace in the 20th century. Brilliantly researched, and interestingly written, it touches on topic after topic of importance, without pretence, and without either glorifying or deprecating the many contributions of the many Warburg family members it follows. Deserving of some high award, for sure!
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Reviewed in the United States on November 23, 2021
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Dave
Natrona Heights, US
★★★★★ 4
Wow ! What a great read
Format: Hardcover
I've read most of Ron Chernows books and they all are just overpowering. The history that you will learn is astounding, and it comes to you as a wonderfully told story. The Warburgs, will put the pieces of the history puzzle together from pre-WWI Germany to the Treaty of Versailles, WWII, post-WWII Germany, plus Warburg involvement with the creation of the current US Central Bank and service on the board of the Federal Reserve. The story covers the split of the family telling the stories of those who remained in Germany some of whom suffered death in the Holocaust, while others lost wealth, position, and sanity yet one remained relatively unscathed building a library of great works while in Germany through Hitler"s reign. The journey of the family is a European, American, and Anglo journey, of a family that prospered and suffered and prospered again leaving it's mark on history for the last three centuries, and still survives.
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Reviewed in the United States on January 21, 2013

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