SKU: 47447154102

CNC Flywheel for conversion GM Chevrolet LS - BMW M57N HGU HGK / N54 - 240mm / 9.45"

$255.58 $283.98
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Description

CNC Flywheel for conversion GM Chevrolet LS - BMW M57N HGU HGK / N54 - 240mm / 9.45"PMC Motorsport Custom flywheel GM Chevrolet V8 LS BMW M57N M57N2 GS6 53DZ HGU HGK BMW N54 GS6 53BZ 6 speed 240mm 9. 45" Aluminum custom flywheel designed to connect the GM Chevrolet V8 LS engine to the BMW transmission. What sets us apart: The lightweight aluminium flywheel has a replaceable cast iron friction surface, each unit is carefully checked and balanced before shipment We use a measuring arm and a high quality 3D scanner in the design process

PMC Motorsport Custom flywheel
GM Chevrolet V8 LS - BMW M57N M57N2 GS6-53DZ HGU HGK / BMW N54 GS6-53BZ 6-speed - 240mm / 9.45"
Aluminum custom flywheel designed to connect the GM Chevrolet V8 LS engine to the BMW transmission.

 

What sets us apart:

The lightweight aluminium flywheel has a replaceable cast iron friction surface, each unit is carefully checked and balanced before shipment
We use a measuring arm and a high-quality 3D scanner in the design process
Thanks to the use of a measuring arm during the design process and the use of precision CNC machines - the adapter ensures perfect concentricity of the engine and gearbox

State-of-the-art CNC machinery and qualified staff.
Certified materials

Matching engines:
GM 5.7 Liter V8 Small Block Chevrolet LS1 5.7L / 346 cu. in. (1997-2005)
GM 6.0 Liter V8 Small Block Chevrolet LS2 6.0L / 364 cu. in. (2005-2009)
Corvette C5
Chevrolet SSR
Chevrolet Trailblazer SS
Cadillac CTS-V
Pontiac GTO
Saab 9-7X Aero
GM 6.2 Liter V8 Small Block Chevrolet LS3 6.2L / 376 cu. in.(2007-)
Chevrolet Corvette
Corvette Grand Sport
Chevrolet Camaro SS
Pontiac G8 GXP
GM 5.7 Liter V8 Small Block Chevrolet LS6 5.7L / 346 cu. in. (2001-2005)
GM 7.0 Liter V8 Small Block Chevrolet LS7 7.0L / 427 cu. in. (2006-2015)
Chevrolet Corvette Z06
Chevrolet Camaro Z/28
GM 6.0 Liter V8 Small Block L76 6.0L / 364 cu. in. (2007-2009)
Chevrolet Avalanche
Chevrolet Silverado
Chevrolet Suburban 1500
GMC Sierra
GMC Yukon XL
Holden Commodore
Pontiac G8
Matching gearboxes:
BMW M57N2 23.00 7565213 ZF GS6-53DZ HGU (THGU) 6-speed 1067 010 014 ZF 1067 401 116 1067401116 BMW OEM 23 00 7 571 420 / 23 00 7 560 725
BMW E90 325D 330D E90N 325D M57N2 E91 325D 330D E91N 325 M57N2 E92/e93 325D 330D M57N2
BMW M57N2 23.00 753 9000 ZF GS6-53DZ HGK (THGK) 6-speed 1067 010 004 ZF 1067 401 116 1067401116
BMW E90 325D 330D E90N 325D M57N2 E91 325D 330D E91N 325 M57N2 E92/e93 325D 330D M57N2
BMW N54 23.00 7565215 ZF GS6-53BZ HGX (THGX) 6-speed 1067 010 016 ZF 1067 401 127 1067401127 BMW OEM 23 00 7 571 423 / 23 00 7 567 242 BMW E60 535i E90 335i N54
BMW N54 23.00 7581859 ZF GS6-53BZ JGK (TJGK) 6-speed 1067 010 019 ZF 1067 401 127 1067401127 BMW OEM 23 00 7 581 860 BMW E82 135i N54 E88 135i N54

Installation instructions
An adapter is required to connect the engine to the gearbox.
Use the flywheel / rim from the automatic version o
Tighten the flywheel with the same torque as the OE.
The bearing and clutch paw remain from your gearbox. If you have a bearing with two height positions - use the 28.5mm position

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: 47447154102

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4.8 ★★★★★
Based on 7 reviews
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Product Reviews
S
Sal
Lowell, US
★★★★★ 5
Good for sitting on it daily. Not that soft as expected
Color: Dark, Color: Dark
I’ve been using this chair for a few days now and overall it’s pretty solid for a home office setup, especially for the price range. Assembly took me about 30–40 minutes alone and all the parts were labeled clearly. Nothing arrived damaged and the instructions were easy to follow, though attaching the backrest was a little awkward with one person. Once assembled, the chair looks clean and professional. The PU leather feels smooth and the cushioning is definitely thicker than cheaper office chairs I’ve tried. It’s comfortable for working several hours at a time, although I wouldn’t describe it as super plush or “sink-in” soft. The seat has a firmer feel, which may actually be better for posture during long work sessions. The ergonomic support is decent. The backrest follows the shape of your back fairly well and gives noticeable lumbar support compared to flat office chairs. I spend a lot of time at my desk and this chair helped reduce some lower back discomfort. The reclining and rocking feature is also nice for quick breaks between meetings or while watching videos. It doesn’t recline extremely far, but enough to relax a bit without feeling unstable. One feature I ended up liking more than expected was the flip-up armrests. They make it easy to slide the chair completely under the desk and also give more room if you like sitting cross-legged occasionally. The chair rolls smoothly and feels stable even when leaning back. A couple downsides though. The faux leather can get warm after extended sitting, especially in a warmer room. The mesh section helps airflow a little, but not enough to fully prevent heat buildup. Also, while the chair is comfortable, it doesn’t quite feel “premium executive” level in terms of materials. Some of the plastic components and armrests feel more mid-range than luxury. Overall, I’d say it’s a good value office chair with solid comfort, decent back support, and practical features. Great for everyday work or study use, just keep expectations realistic if you’re looking for a super high-end executive chair feel.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
R
Rose Petal
Houston, US
★★★★★ 5
Comfortable chair constructed with good quality materials
Color: Dark, Color: Dark
Having purchased several chairs from Amazon over the years, I would rank the Marsail Executive Office Chair Ergonomic Desk Chair as one of the better quality options I've received. Here is a breakdown of my experience: Build Quality & Aesthetics I was immediately impressed by the quality of the base. It is crafted from brushed metal and has a substantial, premium feel that sets it apart from cheaper plastic alternatives. Additionally, the pneumatic height adjuster was easy to install and operates very smoothly. Comfort & Ergonomics -- Padding: The padding is not quite as thick as I expected, but it has proven to be very comfortable to sit in so far. Sometimes I am in the chair as much as 10 hours per day, and the foam in the seat holds it's form all day. -- Support: The chair does not include built-in lumbar support, so I am using a lumbar pillow. However, I actually find this preferable; it allows me to adjust the pillow to my exact needs or remove it entirely depending on how I'm feeling. -- Head support and tilt: I like to work in an upright position, but I sometimes i like to lean back for a rest. The chair leans back just enough to allow me to rest my head, but not so much that I feel like it will tip over. The head support is subtle too - it doesn't hurt my neck or force me to rest in an awkward position. Functionality -- The mobility of this chair is excellent. The wheels are high-quality and roll very smoothly on my hardwood floors, which is often a pain point with other office furniture. Final Verdict Despite the thinner padding and lack of integrated lumbar support, the superior materials and smooth mechanics make this a decent value for the money. It’s a sturdy, well-made piece of furniture.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 12, 2026
B
Birdie, Las Vegas, Nv.
Omaha, US
★★★★★ 4
Good quality office chair with movable arms
Color: Dark, Color: Dark
This chair was relatively easy to put together. After unboxing and laying out all of the parts, my husband and I built it in 22 minutes. We noticed how the instructions have you put the tilt mechanism bracket on after putting the back and arms on. Another chair we built was the opposite, which made attaching it to the base actually easier. That way just made more sense. This way, you put the back and seat together using the arms, then you attach the tilt mechanism to the bottom of the seat, but the seat is at an angle when you do this. Then you lift the whole chair and place it down onto the legs. I'm glad there were two of us to do that part. We also noticed one of the holes for screwing in the arm bracket was not lined in metal like the rest of them were. It still worked, though. It does rock a bit back and forth. The height adjusting rod also locks the chair in place for when you don't want the chair to lean back. There is a knob underneath that allows you to loosen or tighten how much it moves when you lean back or rock. The material is faux leather. It looks like real leather and feels pretty good. This makes it easy to clean. The arms can be raised level with the back of the chair to make it easy to slide out of the side of the chair. Overall this chair has a pretty classic look to it and is comfortable to sit in. It even has some lumbar support. The way the back of the chair and the seat of the chair connect together leaves a little bit of a gap. Nothing major, but you could lose coins or keys through the gaps between the cushions. If you have a cat, this would be a great way for them to poke their paws through and say hello.
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Reviewed in the United States on May 20, 2026
B
Verified Purchase
Barshonk
Massapequa, US
★★★★★ 5
Very good chair, comfortable and high quality.
Color: Black
I had my doubts, yet after a couple months I really love this chair. Its a very good quality. Comfortable and sturdy. It allows for me to lean back too, which is a big plus! It looks really great and I am glad I purchased this chair. If you are looking, then just buy it because it is as good as it looks in the pictures.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
O
Verified Purchase
Oasis Of Tranquility
Louisville, US
★★★★★ 5
Very nice work chair
Color: Khaki, Color: Khaki
I am happy, it’s easy to assemble, comfortable, height adjustable, good quality and nice looking. I would recommend it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 5, 2026

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