AEI editors have reviewed the readers' responses to the product announcements appearing over a 12-month period. From a large and varied list, we have chosen the top-scoring 50 products.

• Spark plug has unique design — Robert Bosch Corp.
• Brake pads are made from titanium — NJA
• Air intake hose catalog — Buckhorn Rubber Products
• Products enhance engine performance — Turbodyne Technologies
• Electronic valve timing goes beyond cam phasing — Siemens Automotive
• Tiny alternator — Magneti Marelli
• Supercharger is factory-installed — Walklett Brothers (Ginetta)
• Magnetic debris collector detects gear failure — Vickers Tedeco Div.
• Three-way catalyst — Mazda Motor Corp.
• System prevents backup accidents — Sense Technologies
• Tire monitoring system — TRW
• Electronic throttle body offers quick response — Mikuni Corp.
• Electronic throttle control enhances engine management — Sense Technologies
• Exhaust gas recirculation cooler reduces emissions — Valeo
• Maintenance system extends battery life — Pulsetech Products
• Oil quality sensor — Kavlico Corp.
• Rubber lubricant eases assembly tasks — International Products Corp.
• Diesel common rail pump is modular — Stanadyne Automotive Corp.
• Sensor compliant with environmental requirements — Wabash Technologies Corp.
• Ignition system consumes less energy — AutoTech Technology Development, Inc.
• Chassis dynamometer performs full race simulation — SuperFlow
• Plastics under the hood — GE Plastics
• Transmissions for commercial vehicles — Allison Transmission
• Smart ultrasonic sensors are miniature — EDP Co.
• Material eliminates rattle — ND Industries, Inc.
• Composites lighten the load — Ford Motor Company
• Force sensor has three components — Force sensor
• Air duct employs soft/rigid materials — An air induction system
• Lens outperforms parabolic reflectors — Teledyne Lighting & Display
• Plastic fasteners stay in place — Alliance Plastics
• Rotary position sensor — American Electronic Components, Inc.
• Manifold absolute pressure sensor — Motorola
• Hall effect sensors — Wabash Magnetics Hall
• Mass airflow sensor — Siemens Automotive
• Speed sensor — SSI Technologies, Inc.
• Absolute pressure sensor — Sensors Div. of SSI Technologies, Inc.
• Gear tooth sensor — Honeywell's Micro Switch Div.
• Engine misfire — Kavlico Corp.
• Spark plug facilitates fuel combustion — BERU AG
• Variable valve timing systems offered — Mechadyne Intl.
• New diesel engine — Cummins Engine Co.
• Engine air flow is measured — Sierra
• ISM engine system is unveiled — Cummins Engine Company, Inc.
• Antenna windshield reflects solar energy — PPG
• New grade of material for CVJ boots — DSM Engineering Plastics
• Programmable sensor — AEC's programmable
• Instrument clusters offer design flexibility — VDO North America
• Electric power steering systems — ZF-Servolectric
• Low-cost solution to seat position sensing — CTS Electrocomponents
• Magellan's aftermarket navigation system — Magellan