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HRB — Precision-engineered, high-performance engine building tools.
From JZ to RB, K Series to GR, our platform-specific tools are built for serious engine builders and DIY pros alike.
If you’re building on a stand or servicing in-car, we’ve got the right tools to make the job easier, faster, and more accurate.
Need something custom? Let us know—we love solving real workshop problems.
HRB - How to, Tech tips from the pros

How to Remove a Harmonic Balancer Easily—Withou...
Removing harmonic balancers and dampeners is one of those jobs that’s either straightforward or a complete nightmare—there’s usually no in-between. Trust us, we've been there more than once. You set...
How to Remove a Harmonic Balancer Easily—Withou...
Removing harmonic balancers and dampeners is one of those jobs that’s either straightforward or a complete nightmare—there’s usually no in-between. Trust us, we've been there more than once. You set...

How to Measure Piston Ring Gaps - Tips from mot...
Measuring piston ring gaps might sound like a small detail — but in engine building, it’s one of the most important steps for achieving performance and longevity. If you’re assembling...
How to Measure Piston Ring Gaps - Tips from mot...
Measuring piston ring gaps might sound like a small detail — but in engine building, it’s one of the most important steps for achieving performance and longevity. If you’re assembling...

Workshop Organizers - How we targeted speed AND...
In a high-performance engine-building environment, tidiness isn’t just about looking professional—it’s about working smarter. This blog explores how HRB’s clean rooms, stackable valve train organisers, and wall-mounted tool systems help...
Workshop Organizers - How we targeted speed AND...
In a high-performance engine-building environment, tidiness isn’t just about looking professional—it’s about working smarter. This blog explores how HRB’s clean rooms, stackable valve train organisers, and wall-mounted tool systems help...

How to Remove Valve Springs Without Removing th...
Swapping valve springs without removing the cylinder head is totally doable—with the right tools and a smart approach. In this guide, we break down the in-car valve spring removal process...
How to Remove Valve Springs Without Removing th...
Swapping valve springs without removing the cylinder head is totally doable—with the right tools and a smart approach. In this guide, we break down the in-car valve spring removal process...

3S-GE King Pin — David Swain
My first engine swap was a 4AGE into a 1976 Corolla at 15 years old. Ever since then, I have had a passion for NA engines, with the Beams 3S-GE...
3S-GE King Pin — David Swain
My first engine swap was a 4AGE into a 1976 Corolla at 15 years old. Ever since then, I have had a passion for NA engines, with the Beams 3S-GE...

Drive profiles: Team Jenkins Motorsport
Driver Profiles Name: Troy & Ben Jenkins | Team Jenkins MotorsportAge: 33 and 29Location: AucklandChosen race discipline: Professional DriftingFavourite engine: 2JZ! Identical spec builds: Vehicle: Toyota GT86 (ZN6) Engine: 2JZ-GTE,...
Drive profiles: Team Jenkins Motorsport
Driver Profiles Name: Troy & Ben Jenkins | Team Jenkins MotorsportAge: 33 and 29Location: AucklandChosen race discipline: Professional DriftingFavourite engine: 2JZ! Identical spec builds: Vehicle: Toyota GT86 (ZN6) Engine: 2JZ-GTE,...