SKU: 72540148517

Kraftwerks Supercharger Head Units (R50-3861-000)

Sale price$1117.01 Regular price$1241.12
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Shipping Estimate
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 26 - Aug 31

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Description

Kraftwerks Supercharger Head Units (R50-3861-000)The Rotrex C38 61 supercharger is the smallest C38 and can fit a wide range of applications. This compact unit is capable of producing up to 550hp, on engine sizes ranging between 2. 4 5. 0L. Using the patented Rotrex planetary traction drive, the C38 61 has a 7. 5: 1 drive ratio and can achieve impeller speeds up to 90,000RPM! Notes: Supercharger drive pulley is not included and must be purchased separately. A high performance oil cooler is not

The Rotrex C38-61 supercharger is the smallest C38 and can fit a wide range of applications. This compact unit is capable of producing up to 550hp, on engine sizes ranging between 2.4-5.0L. Using the patented Rotrex planetary traction drive, the C38-61 has a 7.5:1 drive ratio and can achieve impeller speeds up to 90,000RPM!

Notes:
Supercharger drive pulley is not included and must be purchased separately. A high performance oil cooler is not included and must be purchased separately.

Features:

  • Based on advanced traction drive technology
  • Provide engine with more oxygen resulting in power increase
  • Ensures high efficiency and performance
  • Torque-on-demand
  • Up to 250.000 rpm speed
  • Compact design for to be used in a variety of applications
  • Cost effective
  • Uses elastic annulus with a small pre-span to provide secure contact between the sun shaft and the roller planet
  • Uses specific traction fluid to provide high performance
  • “Ramp effect” provides more efficiency and reliability in the transmission
  • Easy installation with the installation guides provided
  • Low noise, vibration and harshness
  • Accurate fitment of every components
  • Precise assembly
  • Transient response
  • Environmental friendly

Includes:

  • Rotrex C38-61 Supercharger
  • Rotrex Self-Contained Oiling System
  • Rotrex Magnetic Oil Filter
  • 8 Feet of Oil Lines
  • Rotrex Oil Reservoir Kit
  • 1 Liter of Rotrex SX150 Oil
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: 72540148517

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Jan N
Whiting, US
★★★★★ 5
My dog loves the toy.
Color: Grey
My little dog loves the puzzle toys. She doesn't really like the treats I got. I'll get better ones.
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Reviewed in the United States on June 11, 2026
K
Verified Purchase
Kristin Vorwald
Boise, US
★★★★★ 5
Keep my dogs occupied
Color: Grey
Great for the dogs. Challenging and makes them work at it but not so hard they can’t eventually figure it out.
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Reviewed in the United States on May 17, 2026
J
Verified Purchase
Jennifer
Battle Creek, US
★★★★★ 3
Too easy for my Lab
Color: Blue
My lab figured this out in 30 seconds. I was hoping it would be a bit more challenging for him. Thankfully, it is challenging enough for my bunny!
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Reviewed in the United States on May 28, 2026
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princessevileye
Birmingham, US
★★★★★ 5
My dog loves it!
Color: Blue
Fun, good durability while she paws at it, easy to clean and worth the money, good size for 40 pound dog. My Border Collie loves it!
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Reviewed in the United States on June 5, 2026
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Verified Purchase
Kindle Customer
Whiting, US
★★★★★ 4
Five minutes of entertainment
Color: Grey
My eight pound chihuahua mix figured the puzzle out very quickly. It kept her entertained for about five minutes.
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Reviewed in the United States on May 1, 2026

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