NPN Classics
REVC - BMW Instrument Cluster Engine Speed Converter
REVC - BMW Instrument Cluster Engine Speed Converter
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REVC – Engine Speed Converter for BMW Instrument Clusters
Upgrade your BMW's instrument cluster with the REVC Engine Speed Converter, designed for vehicles with a hard-wired RPM signal. This module ensures accurate RPM readings after an engine swap (e.g., upgrading an E36 318i to a V8) or modifying the tachometer gauge face (e.g., from a 7000 RPM to a 9000 RPM scale).
Why Choose REVC?
# Accurate RPM Correction – Adjusts the tachometer readings for different engine configurations.
# Easy Installation – Predefined wiring instructions for BMW models like E28, E30, E34, E36, and select E46 models.
# Multiple Conversion Settings – Supports 4-cylinder, 6-cylinder, and V8 swaps, plus gauge face modifications.
# User-Configurable Jumpers – Quick and easy setup with preset jumper configurations.
# Compatible with Classic BMWs – Ideal for older BMWs using a square wave RPM signal (not CAN-bus based).
Supported Conversions
- 4-cylinder cluster → 6-cylinder engine
- 4-cylinder cluster → V8 engine
- 6-cylinder cluster → V8 engine
- Diesel cluster → Diesel engine upgrade
- RPM gauge modifications (e.g., 7000 RPM to 9000 RPM face swap)
Technical Features
# Voltage Output Selection – 5V (default) or 12V for early BMW models.
# Compact & Durable – Built for reliability in engine swap applications.
# Clear Wiring Guide – Includes a detailed installation manual with pinout diagrams.
This is an essential upgrade for BMW enthusiasts performing engine swaps or modifying their instrument clusters. Get the RPM readings right and maintain the OEM look with REVC!
📦 What’s Included?
- 1x REVC Module
- Wiring Manual (PDF)
- Support for Installation Questions
Order Now & Upgrade Your BMW's Cluster!






