NEWS

Tech


POSTED IN TECH
MAR 26TH 2021

HARROP CASTING TECHNOLOGIES - CAPABILITIES

Harrop Casting Technologies specialise in non-ferrous castings, where all aluminium products are in-house heat-treated and shot-peened. Harrop CT can also produce brass, copper and magnesium products for a variety of applications.Local Fabrication ServicesHarrop Casting Technologies is based in Adelaide, which means you reap all the added benefits of working with a local Australian business. Import costs, custom ...

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POSTED IN TECH
JUL 21ST 2020

SUPERCHARGER DESIGN AND INLET AIR TEMPS - MYTHS BUSTED

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 customers. We supplied the world’s first Eaton TVS technology supercharger to Toyota Australia, a global OEM, for the TRD Aurion program. Over 10 years ago we also worked on another world first, this time wit ...

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POSTED IN TECH
OCT 8TH 2019

TECH OVERVIEW - MAF VS MAFLESS

Something that comes up often in GM world in particular is the benefit of MAF(Mass Air Flow) vs MAF less (speed density). GM platforms since the LS1 have utilized two methods of airflow calculation to ensure accurate air flow measurement such that accurate fuel quantities are injected and torque calculations made. Types of AirflowThe two airflow calculations have different strengths and purposes MAF and Speed de ...

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POSTED IN TECH
FEB 25TH 2019

E85, BUDGET RACE FUEL BUT NOT FOR BUDGET ENGINES

The last 25 years have seen some huge increases in engine output, but the biggest change is what can be achieved by the average street car.  Modern engine management, efficient engine designs and affordable high-octane fuel has brought high power to average punters.When our Calibration Engineer Joel started tuning 25 years ago, he was using a water brake dyno, no electronics, mechanical dials, and a switch to do ...

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POSTED IN TECH
DEC 3RD 2018

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

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 selection.Drive systemsMost modern supercharger systems are crank driven typically with a serpentine style PK section belt. This requires many varied and sometimes complex drive installations. Below is a snapshot of ...

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