RPM MODULE KIT Alternators You'll experience consistent spark delivery

You'll experience consistent spark delivery even during extended high-RPM pulls

and installation guide

The Hypertech ThermoMaster Computer Chips (ref 2290) is a classic ECM performance upgrade from Hypertech that replaces your vehicle's stock calibration EPROM with a professionally tuned chip

Each core features precision-machined journals and the correct overall length for the intended block application

RPM MODULE KIT Alternators You'll experience consistent spark deliveryThe MSD RPM Module Kit provides plug in programmable rev limiting and timing control for MSD 6, 7, and 8 Series CD ignition boxes. These modules allow you to set hard and soft rev limits, timing retard stages, and accessory activation points without rewiring or adding external boxes. Each kit includes interchangeable plug in modules that insert directly into the MSD ignition box's module socket. Available configurations include single stage rev limit