
Rotrex C38-112R Centrifugal Supercharger With Custom Pulley
by Rotrex
£3896.80
MPNC38R
Prices updated 17 Mar 2026
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Demon Tweeks
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Product Description
The Rotrex C38-112R centrifugal supercharger is the largest and most powerful in the Rotrex range. It shares the same mountings as the rest of the C38 supercharger range so is ideal as a bolt on upgrade to an existing C38 model. The C38-112R supercharger is ideal for larger engines from 3000cc to over 6000cc with power outputs up to 965 Bhp.The most powerful supercharger in the Rotrex rangeIncreases power and torque throughout the rev rangeUnsurpassed power to size ratio compared to other supercharger manufacturersIdeal for engines from 3000cc to over 6000cc with power outputs from 455 to 965 BhpSelf contained oil supply system so no need to tamper with existing engine oil systemRotrex centrifugal superchargers use a patented planetary traction drive system which takes power from the engine crankshaft to spin the compressor wheel up to 90,000 Rpm. This creates higher boost at the low to mid Rpm range for massive improvements in acceleration. This system also means the supercharger is vibration free, quiet and reliable in operation.To enable easier fitment of a Rotrex supercharger to a vehicle they have been designed with a self contained lubrication system which includes a dual action oil pump, filter, hose and specially developed traction fluid. A separate oil cooler with -6 JIC male fittings is required to complete the oil system, suitable options can be found HERE. To further aid fitment the compressor housing can be rotated in 60 degree increments for optimum outlet orientation.How To OrderThe Rotrex C38-112R supercharger is supplied with a custom pulley to suit your individual requirements. Once you place your order a member of our technical sales team will contact you to discuss your pulley specifications.To calculate the correct pulley diameter apply the relative information from the table below to this formula ensuring the maximum supercharger RPM is not exceeded: Max engine RPM x Crank pulley Diameter x Supercharger drive ratio ÷ Pulley diameterRotrex C38-112R Compressor Map
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