Dual Performance Chips

Many performance enthusiasts must have heard or read about dual chips. Dual chips are chips that their memory capacity doubles the memory capacity of the original chip, so two different, same size programs can be written...


Installing a Honda P28 ecu chip

While this covers installing a chip on the USDM version (US Domestic Market) Honda P28 ECM, the procedure is the same for almost all 1992-1995 (OBD-I) Civic and Integra ECMs. The circuits of all of them...


What is the Best VTEC setting?

What is it? The Honda VTEC system is a dynamic valve timing adjustment, mounted on the engine head. It dynamically adjusts the exhaust valves’ timing by means of oil pressure. This oil pressure is controlled at...


What are Performance Chips

Racing or performance chips, What are they?       EPROM Tuning Chips Originally, chips are EPROM memory chips or Flash EPROM memory chips which contain a program for running the engine (inside the ECM), which...


Racing Performance: Car Voltage Regulator

Recently, we have seen around, a new racing performance scam; the “regulator performance chip”. What is this new type of “performance part”? I have read some auctions and sales pages listing a “Performance Module” which is...


What is Octane Rating

Have you ever wonder what is the Octane Rating of Gasoline? Every time we go to a gas pump to fill our car’s tank, we always have the choice of what octane rating we wish to...


Valve Adjustment on OBD-I Prelude

The following process will cover the DOHC engine of the 1993-1995 Honda Prelude (OBD-I) 1 – With the engine cold, remove the upper timing belt cover, the valve cover, spark plugs and the distributor cap. Exhaust...


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