Air and Fuel› Superchargers, Turbochargers and Components

Mercracing

MR1900 TVS Supercharger System

$6,494.15

SKU: MR1900-KSWAP-RWD

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$100 Minimum Order
Non-Returnable Item
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Overview

The MercRacing MR1900 TVS Supercharger Kit is designed for K-Swapped RWD K20/24 engines. This system is capable of producing over 400HP on pump gas and over 500HP+ when using E85 fuel. The kit includes the MR1900 TVS supercharger, MercRacing air to water cooling core, mounting hardware, a belt, and an adjustable tensioning system. It features a billet inlet setup compatible with 90mm cable throttle bodies, with an option for an 82mm Bosch DBW throttle body available upon request.
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The MercRacing MR1900 TVS Supercharger Kit is engineered to significantly boost the performance of K-Swapped RWD vehicles equipped with K20/24 engines. This comprehensive kit aims to deliver substantial power gains, capable of exceeding 400 horsepower on standard pump gasoline and pushing past 500 horsepower when utilizing E85 fuel. The system is built around the MR1900 TVS supercharger unit and incorporates a MercRacing air-to-water cooling core for efficient thermal management. Included in the kit are all necessary associated mounting hardware, a durable belt, and an adjustable tensioning system to ensure proper operation and longevity. The billet inlet setup is designed for seamless integration with 90mm cable throttle bodies. For those seeking an alternative, an option for an 82mm Bosch DBW (Drive-by-Wire) throttle body is available by special request, offering flexibility in tuning and control. The kit weighs 65 lbs and has dimensions of 26 x 26 x 14 inches. Please note that this product is made to order, and customers are advised to contact MercRacing regarding specific needs and timelines before placing an order.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMercracing
Part NumberMR1900-KSWAP-RWD
CategoryAir and Fuel

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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