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ENGINEERING PERFORMANCE SINCE 1955

Since 1955, Harrop has engineered and manufactured world-class performance products for OEMs, Race Teams and the Aftermarket. Born from innovative designs with on-track success, Harrop has earned a reputation for quality and applies this knowledge and experience to deliver proven performance products to our customers globally.

OEM QUALITY FOR THE AFTERMARKET

Our performance products are synonymous with precision and reliability, achieved through our integrated design approach and experience across three decades as an OE supply partner for powertrain and driveline components. Our passion is aftermarket performance which drives our innovative new product development programs.

SUPERCHARGER SPECIALISTS

Supercharger design featuring TVS technology is a specialty, Harrop are master distributors of Eaton Supercharger technology. Harrop designed and manufactured the Supercharger for the Miami 5.0L engine program based on the Coyote V8 for Ford Performance Vehicles and Supercharger systems for Toyota and Lotus Cars for their 2GR-FE V6 powered variants. Leveraging our extensive experience over two decades Harrop offers a broad range of Supercharger systems for popular global vehicle platforms.

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HARROP ENGINEERING CELEBRATES 65 YEARS!


Jul 06,2021

Harrop Engineering has a rich heritage in Automotive and Industrial sectors and is celebrating its 65th Anniversary in 2020. Harrop has a legendary reputation for proprietary innovative design and ...

SUPERCHARGER DESIGN AND INLET AIR TEMPS - MYTHS BUSTED


Jul 06,2021

Harrop Engineering is in its 65th year of Automotive Engineering design, development and manufacturing.  For 15 of those years we have developed many supercharger systems for both OEM and Aftermarket custo...

DESIGN AND CHOICE OF SUPERCHARGER DRIVE SYSTEMS, PULLEYS, BELTS AND TENSIONERS


Jul 06,2021

With the ever-increasing variety of supercharger size, drive ratios, belt routing, belt material and pressure ratios we will be taking a look into the design and choice of drive systems, pulleys and belt select...

DYNO MEASUREMENT AND ACCURACY


Jul 06,2021

A question we are often asked is what is the difference between a roller dyno and a hub dyno, second to that what is the difference between engine power and rear wheel, or hub power.  In order to answer th...

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