Pinney Engineering Services

22/10/2026

Large industrial flanges requiring precision O-ring grooves for specialised oil-cleaning equipment. ⚙️

https://www.pinneyengineering.com.au/post/o-ring-groove-machining-for-industrial-oil-cleaning-flanges

O-Ring Groove Machining for three large industrial flanges up to approximately 720 mm diameter, machined for sealing applications in specialised oil-cleaning equipment.

15/10/2026

A small batch of 30 custom CNC-machined rollers with bearings, reverse-engineered from the customer’s original sample. ⚙️

Pinney Engineering Services reproduced the parts for consistent fitment and repeat use.

Read more on this insight on the website: https://www.pinneyengineering.com.au/post/custom-cnc-machined-rollers-with-bearings

Custom CNC Machined Rollers with bearings produced in a small batch of 30, reverse engineered from the customer’s original sample for consistent replacement parts.

08/10/2026

A custom Mazda BT-50 exhaust manifold had distorted during welding, leaving the sealing face out by around 0.6 mm. ⚙️

Pinney Engineering Services machined the face flat again to restore accurate fitment and a reliable seal.

Read more on this insight: https://www.pinneyengineering.com.au/post/exhaust-manifold-machining-custom-mazda-bt-50-manifold

Exhaust Manifold Machining for a custom Mazda BT-50 stainless steel manifold that had distorted by approximately 0.6 mm during welding. Pinney Engineering Services machined the mounting face flat again to provide accurate fitment and a reliable seal against the engine.

30/09/2026

A custom bell housing adaptor manufactured to connect an engine to a hydraulic pump. ⚙️

Pinney Engineering Services machined the flanges, prepared the centre section, welded the assembly and finished it ready for delivery.

Read more on this insight on our website.

23/09/2026

Worn trailer suspension bushes were reverse-engineered and replaced with custom-machined nylon bushes. ⚙️

A simple, practical solution using the original parts as templates.

Read more on this insight on our website: https://www.pinneyengineering.com.au/post/custom-nylon-bushes-reverse-engineering-trailer-suspension-parts

Custom Nylon Bushes reverse engineered and machined from worn trailer suspension components to provide accurate replacement parts ready for installation.

17/09/2026

Pinney Engineering Services was proud to support the Formula High School race car build program. 🏁⚙️

We CNC machined 20 brake distribution blocks, then had them blue anodised to match the student-built race car.

A great hands-on engineering project helping students build, test and race their own vehicle.

Read more on this insight and see the car on the website: https://www.pinneyengineering.com.au/post/cnc-machining-for-race-car-parts-brake-distribution-blocks-for-formula-high-school

Thanks to the Formula High School & CEA Group, including Rick Tattersall, Greg Swanson & Brayden Mooney!

CNC Machining for Race Car Parts with 20 reverse engineered brake distribution blocks manufactured and blue anodised for the Formula High School race car build.

08/09/2026

When a motorbike part can’t be sourced, reverse engineering can be the practical fix. ⚙️

Pinney Engineering Services machined a replacement from the original sample, including customer-requested modifications.

Read more on this insight: https://www.pinneyengineering.com.au/post/custom-motorbike-part-machining-reverse-engineering-obsolete-part-replacement

04/09/2026

A bowed Landcruiser exhaust manifold can be very hard to seal properly. ⚙️

Pinney Engineering Services resurfaced this manifold in the machine shop, milling it flat to restore the sealing face and help prevent exhaust gas leaks.

Read more on this insight: https://www.pinneyengineering.com.au/post/machine-shop-landcruiser-exhaust-manifold-resurfacing

Machine Shop resurfacing of a bowed Landcruiser exhaust manifold, milled flat to restore the sealing face and help prevent exhaust gas leaks.

25/08/2026

Custom idler pulley machining for a Honda engine Mini conversion. ⚙️

Pinney Engineering Services manufactured a pulley, stem and spacer setup to help the serpentine belt run clear of surrounding components.

Read more on this insight: https://www.pinneyengineering.com.au/post/custom-idler-pulley-machining-for-honda-engine-mini

Custom idler pulley machining for a Honda engine Mini conversion, including a free-spinning pulley, stem and spacer solution to improve clearance and belt alignment.

20/08/2026

Damaged shafts were replaced using Reverse Engineering from an old sample. ⚙️

Pinney Engineering Services manufactured new shafts, keyways, shaft nuts, keyed spacers and a custom spanner to suit the finished components.

Read more on this insight: https://www.pinneyengineering.com.au/post/reverse-engineering-machining-replacement-shafts-keyways-shaft-nuts

Reverse Engineering of replacement shafts, keyways, shaft nuts & a custom spanner. Manufactured from an old sample to restore damaged equipment componentry.