Progen performance and auto hoses

16/10/2026

Gary HK Monaro finally completed. Coming to us as a chassis on a rotisserie and now driving out the door.
Needing to be fully assembled with supplied parts, plumbed and start up tune.
3/8 feed and return fuel lines and hoses,
Full ADR approved brakelines and braided flex hoses,
Electric p/steering conversion with hardlines and hoses,
Transmission lines braided flex, mount transmission cooler and A/C condenser. (No a/c yet)
Custom battery bracket in inner gaurd,
Custom bracket for EBrake conversion.
Holley sniper start up file. Joining the dots with
Fittings and hoses and of course for all there help.

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10/10/2026

Matt's billet block Holden VH GRP 3 in for a tune after supplying a Shaun's Custom Alloy billet ITB 8 throttle manifold all controlled by a nexus R3 all dialed in making a solid 403rwkw 530rwhp

10/10/2026

Jake's XY Back in for finishing touches before summer cruising.
Stainless catch can line
Stainless Rollover/vent
Custom spark plug leads
Custom tune make a solid 345rwkw 460rwhp 5500rpm convertor and through a standard Clevo block 393ci

30/08/2026

Dyno has been running flat out. Some tunes getting it done.
Jays XT come in to dial in the carby and new MSD Ignition box needing a new distributor as it sheared the bronze gear. The solid roller little 347ci Windsor rattled off a whopping 280rwkw 375rwhp through a powerglide and 5500rpm stall.

Cams Datto burnout car came in to dial the tune after engine bay fire and new engine.
Using HP Tuners on this ls1 ecu making 310rwkw 415rwhp through a turbo 400 and 4500 stall.

VF wagon in after local shop performing a vcm cam install and leaving us to the fitting of a VCM Performance Otr and HP Tuners tune making 275rwkw 370rwhp through and 6l80 transmission and standard exhaust and standard cast manifolds.

VF Gts in for a retune, work being performed elsewhere we just had the joy of tuning and wowee this thing showed some numbers rattling off 525rwkw 703rwhp through a manual trans with HP Tuners of course.

Vz Monaro for a VCM Performance OTR tune showing 253rwkw 340rwhp

And the GMC back for its tune using a Haltech rebel LS on this one combining the 4l60 shift patterns and torque convertor lockup.
Showing 260rwkw 348rwhp

All completed on our Mainline DynoLog Dynamometers prohub Dyno.

30/08/2026

08/08/2026

Shayne's Iron Lion LX Torana now complete ready for the next stage. Shayne originally brought this Torana to us to be plumbed, now leaving with alot more as the Holley sniper just wouldn't cut it. 😆
Harrop Engineering 2300 FDFI universal Supercharger kit, FuelTech Australia FT600 , dual wideband nano pros, 5 button keypad, Ecumaster PDM thanks to Chris Race Wires and Connor PROCAD for the killer dash facias and turnaround time.
We then moved onto plumbing getting a full set of ADR approved brakelines and braided flex hoses, stainless 1/2 feed and return fuel lines, stainless Powersteering lines, braided transmission lines, stainless fuel lines in undertray in the boot with roll over.
Custom made intake pipe, top/bottom radiator hoses, catch can lines and water lines for Supercharger, custom water resiviour and catch can specifically for Torana vented underneath the car so there is no fumes in the engine bay. All finished off with Speedflow Australia 🔧🔩 550 and 200 series hose and aramid braid and fittings Crimped in house with our Speedflow crimper.
This car will be back for tuning and not long off hitting the streets.
I can't take all the credit for this one, majority of the car was built by Luke and Jesse in Silvan vic and what a job they have done.

progenflow Harrop Engineering

31/07/2026

Mick Automotive sent in his customers Iron lion LC Torana after a Bain Racing manifold change to plumb up the Apd Carburettors, All in stainless hardline topped off with some Speedflow Australia 🔧🔩 goodness.

31/07/2026

Thanks to the guys Harrop Engineering for going above and beyond making this killer FDFI2650 Supercharger fit Shayne Mackintosh 572ci tall deck Big Block Chev. Look out for this one its going to be one killer 57 Chev truck.

19/07/2026

Cam Smith brought in his Vh wagon after purchasing this with most of the work being done it had no engineering report to be registered in his name.
Working through a list we finally got there.
Once engineering was completed we then changed the stall convertor to a SDE TORQUE CONVERTERS 5800rpm 8 inch body also changing the factory shifter to a B&M Performance & Off-Road prorachet stealth with a Tuff Mounts shifter drop box.
Tremaniac Racing Engines supplying some billet rockers covers and 2 inch spacer needing the air cleaner out the bonnet. we then retuned the Haltech elite 2000 on our Mainline DynoLog Dynamometers prohub dyno waking this thing up massively. Going from 257rwkw 344rwhp and 620nm at the tyres to a whopping 286rwkw 386rwhp and 850nm. What a fun car this is now.

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19/07/2026

JC dropped off his Rx4 for a full fuel system and stainless 1/2inch fuel lines after his custom fuel tank supplied and fitted by Jamie Dowling
Jc just preparing for the new transplant in the near future.

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