Modified engines are the lifeblood of our sport and we love to showcase the most powerful, beautiful and inventive examples each year.
While V8s are a major focus, we cover almost anything of interest, including vintage engines such as the Ford flathead, late-model Japanese sixes and even Mazda rotary engines!
Inside ANMLXY’s 1060hp, naturally aspirated, 462ci Clevor small-block
Peter Tsekenis’s insane SBF gets a freshen-up from BK Race Engines, with sights set on Drag Challenge
Dean Perkins’s 383-cube Roush Yates D3 NASCAR engine – flashback
Looking back on the former Kiwi touring car champ’s Roush Yates D3 donk from his much-loved XD Falcon
Blown 632-cube Kaase Boss Nine
The Polito name is synonymous with high-revving Pro Stock power, but this monstrous blown BBF destined for a customer’s ’39 Zephyr is something altogether wilder
4/71 blown, 202-powered EK Holden ute set to debut at MotorEx
There’s a cool EK ute set to be unveiled at MotorEx 2025, and it’s powered by this 500hp blown Holden six
Chevrolet W-series 348 & 409 V8s (1958–1965)
Launched in 1958, Chevy’s W-series big-blocks delivered brutal performance
ProFlo Performance-built, blown 383-cube Holden V8 combo
ProFlo breathes new life into this Holden V8, transforming it from nitrous-fed to blower-powered. The refreshed combo is destined for a customer’s VL Commodore
Whipple-blown 542-cube big-block Ford combo
Tim Gruber from Queanbeyan Engine Service pieced together this tough combo with a monster Whipple and 1500hp on tap for a customer’s F100 burnout car
Warspeed’s Harrop-blown 400-cube LS combo
Warspeed Industries push the small-cube boundaries with this Harrop-supercharged 400ci LS, destined for a tough street/drag VN Berlina
ProFlo Performance Harrop-blown, 427-cube LS
This 1225hp, 7.0L LS is destined for a customer’s HJ Holden show car, which will become a streeter and then possibly raced later on
Ford 427-cube SOHC ‘Cammer’ V8
The 427ci SOHC Ford V8 proved that the Yanks could go high-tech when they wanted to
Buyer’s guide: Late-model crate engines
Here’s the hottest late-model crate motors available right now – including some of the wildest bent-eights Detroit has ever offered!
Gen V: GM’s LT engine family
In the face of electric vehicles and overhead-cam Fords, General Motors’ pushrod small-block is now in its fifth generation. Here is our look at these latest-gen mills
BK Race Engines-built 393ci Cleveland V8
BK Race Engines crafted this retro-look 393ci Cleveland with concours-style details for a customer’s XY Falcon
Tech: Exploring the potential of force-fed Godzilla V8 conversions
We look at the viability and power potential of dropping Ford’s modern, 7.3L Godzilla small-block into a street machine
BK Race Engines-built 443ci Clevor combo
Destined for a customer’s XB GS hardtop, this 443-cube combo replaces the previous 630hp Clevo that Bill Kaglatzis also built, 20 years ago
Inside the C8 ZR1 Corvette’s 1064hp, quad-cam, twin-turbo LT7 V8
Delving into America’s most powerful production engine – GM’s new, 1064hp, twin-turbo LT7
Warspeed 427ci LS built for Finke Desert Race torture
Troy Worsley built this LS-based combo for a client’s Trophy Truck to handle the extremes of off-road desert racing
ProFlo Performance-built 400ci twin-turbo Holden V8 mill
Destined for the SIKJIM LH Torana, this 400ci twin-turbo Torque-Power Little Paw combo by ProFlo is expected to make over 2000hp
BK Race Engines 403ci twin-turbo small-block Ford
Australia’s quickest small-block Ford-powered car is set to get even quicker thanks to BK Race Engines
Ford Australia’s forgotten Barra V8
We take a look at the forgotten Ford Barra 220 V8, the estranged cousin of the legendary six-cylinder