Alec Robbins - Car #35 2019 PRO2 Formula Drift
I’ve been running the LSA race drive on our lsa swapped 350z in formula drift for 2 years now, beating the crap out of it and spinning it to the moon and never a hint of slip even on the 2.4 pulley, The LSA Supercharger Race Drive is a solid setupPerformance, Quality, Affordability
Precision Designed LS Swap Accessory Drive kits for your Muscle Car CNC Waterjet Cut and Machined from 6061-T6 Aluminum
Magnuson 2650 50MM Gilmer Drive
SKU: MAG-GILMER-78
Regular price
$1,900.00
Sale
When you need all the Boost......
This kit is geared towards Drag Racers and Performance enthusiasts seeking Maximum horsepower with 0 belt slip, and true die-hard's who love the classic sound and style of the old GMC Gilmer drive blowers
Installation Requirements:
The following items are required to install the LSX Concepts Magnuson 2650 Gilmer Drive Kit but can be purchased separately
- ATI LSA/ZL1 Super Damper
- you will need an aftermarket Damper that will accept a bolt on pulley to the front of the damper using corvette spacing (ATI Part Number #918854)
- LSA/ZL1 Water Pump
- you will need an factory GM LSA/ZL1 water pump part number 19180610
Features:
- Double shear idler pulley mounting greatly reducing idler pulley axle flexing.
- zero belt slip
- Supports up to 13 different overdrive pulley combinations in combination with the rear Gilmer pulleys driving the supercharger
- Compatible with our Corvette Spacing High Mount A/C and Alternator and Power Steering Bracket Kits
What's Included:
- Billet Aluminum Upper and Lower LSA Gilmer Pulleys (available in three overdrive ratio's)
- Multiple Idler Pulleys and double shear plates with mounting brackets and attachment hardware
- 8MM HTD 50MM Wide Drive Belt
Supercharger NOT Included
Proudly Made in The USA....
Over Drive Combinations
Over Drive is obtained using a combination of the Lower Crank Pulley and The Magnuson Gilmer pulleys on the back of the supercharger
| Front Jackshaft Pulley X Crank Pulley | Rear Blower Pulley | Rear Jackshaft Pulley | Overdrive | SC Speed @6500RPM |
| 30T X 78T | 34 | 32 | 6% Underdriven | 16,225 |
| 30T X 78T | 32 | 34 | 6% |
16,900 |
| 30T X 78T | 32 | 36 | 13% |
19,100 |
| 30T X 78T | 30 | 36 | 20% |
20,280 |
| 30T X 78T | 30 | 38 | 27% |
21,500 |
| 30T X 86T | 32 | 34 | 18% |
19,950 |
| 30T X 86T | 32 | 36 | 25% |
21,125 |
| 30T X 86T | 30 | 36 | 33% |
22,500 |
| 30T X 86T | 30 | 38 | * 41% |
* 23,900 |
| 30T X 94T | 32 | 34 | 32% |
22,300 |
| 30T X 94T | 32 | 36 | * 40% |
* 23,660 |
| 30T X 94T | 30 | 36 | * 49% |
* 25,200 |
| 30T X 94T | 30 | 38 | * 57% |
* 26,550 |
|
* Pulley ratios above 35% should only be used in applications with lower maximum engine speeds (below 6500 RPM) * Supercharger speeds above 23,000 RPM are not recommended |
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FAQ's Q: Can I get a smaller upper pulley for the supercharger? A: Unfortunately no, due to the size of the jack-shaft the smallest upper pulley we can use is a 30T which is equivalent to a 3.00 pulley.
Testimonials
michael r.I like how simple and clean looking this kit is, it is a great solution for someone trying to clean up the appearance of their hot rod or street rod.
Ramey Womer - UMI PerfomanceWe were having a blower belt problem on the UMI Performance LeMans and LSX Concepts immediately solved it. 7500 rpm up and down all day on road course and auto-x. Excellent product!
Mark M.Arrived well packaged, clear installation instructions were given and all alternatives and conflicts explained. Came with measure to correctly size belts following install. Well made and nice looking product.
Mark M.Absolutely spot on. Sorted my LSA drive requirements with minimal fuss, including shipping overseas and answering all my sometimes newbie questions on using an aftermarket system with my new crate motor.
Brent M.Greg at LSX Concepts is the best. He will take the time to answer any of your questions and he does his research on his product. If he does not answer the phone leave a message, he always returns his calls. Excellent Customer Service.
Thanks, Brent
Perry H.Just wanted to say thank you. Made 820 RWHP with your race drive high mount. Thank you very much.
Shane P.Zero belt slip zero belt problems I had lsssimple before this and kept eating belts constantly and lots of belt slip . Swapped to this and that’s all a thing of the pass I picked up 2lbs of boost
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