Four-stroke Performance TuningA reference book for the enthusiast engine tuner and race engine builder. Drawing on the author's many years of experience in tuning and modifying high-performance road, rally and race units, every aspect of an engine's operation is explained and analyzed. Detailed modifications and improvements are described. New material on electronic fuel injection and computerized engine management systems has been added in this revised edition, and all areas of engine operation are explained and analyzed from air and fuel through carburation, ignition, cylinders, camshafts and valves, exhaust systems and drive trains to cooling and lubrication. |
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45 DCOE acceleration adjust air flow angle Avgas block bmep bolts bore camshaft carburettor clearance closed combustion chamber competition engines compression ratio coolant correct Cosworth crank crankshaft cylinder detonation diameter distributor dry sump dyno Edelbrock engine speed exhaust gas exhaust port exhaust valve Figure filter fitted float fuel flow fuel injection fuel pressure fuel/air mixture Full race gear head gasket header heat high-performance hole Holley hp Torque ignition improve increase injectors inlet port inlet tract inlet valve load lobe centre main bearing main jet manifold manifold vacuum manufacturers maximum metering methanol modified motor needle pipe plug gap power band primary problem pulse pump race engine radiator reduce ring ring seal road running screw semi-race spark plug sump Table tappet temperature throttle plate torque tubes tune tuners vacuum valve lift valve spring valve train venturi voltage Weber