Maxwill Racing Engines
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Maxwill Racing Engines

Australia's sprint car engine specialist. Performance parts, engine builds, and motorsport engineering in Adelaide.

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08 8363 1225sales@maxwill.com.au

1A St Peters Street, St Peters SA 5069

Hours: Mon–Fri 9:00am – 5:00pm

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General Race & Chassis Components →Chassis & Drivetrain →Plumbing & Fuel →Safety & Cockpit →Brakes & Suspension →Track Prep & Fluids →
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Race system

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General Race & Chassis Components →Chassis & Drivetrain →Plumbing & Fuel →Safety & Cockpit →Brakes & Suspension →Track Prep & Fluids →
Precision Engine Parts →Rotating Assembly →Valvetrain

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Wings & Accessories Clear all

Hepfner (HRP)

With a pair of these babies you’ll be able to move your Nose Wing further forward over the Front Bumper and use your own Straight or Offset Nose Wing Post. They’ll save you $$$!! These all Chromoly Clamps have Pre- Reamed Pinch Bolt Holes. All you add is the Bolts & Nuts. Very low cost, VERY HIGH QU

King Race Parts

THIS UNIT FEATURES 3/4” O.D. Ultralite 4130 Chromoly. The End Bungs are CNC Machined and carefully Heli-Arched Welded in a Jig for a perfect fit. This Wing Tree is fully adjustable by using the Telescoping Internal Tube making height changes simple and fast. The Wing Ram Tab is Welded in place and t

King Race Parts

These trick new King Racing Product’s Adjustable Nose Wing Stands are made to fit the New Style Nose Wings that only mount to the Outer Side Board. These Nose Wing Stands slide right into the 1" Standard Sockets welded on your frame. They're fully adjustable with a 2 3/4" Slot so you can position th

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Sprint Car Parts →Bodies & Accessories →Brakes & Accessories →Carbon Fiber Accessories →Chemicals & Lubes →Drive Train Accessories →Engine Accessories →Exhaust Systems →Fuel Injection →Helmets & Accessories →Ignition Systems →Midget Brakes →Midget Drive Train →Midget Engine →Midget Rear End →Midget Steering →Midget Suspension →Motor Plates →Oil Systems →Rear End Accessories →Safety Equipment →Seats & Accessories →Sprint Car Plumbing →Sprint Wheels →Steering & Accessories →Suspension Systems →Tanks & Bladders →Titanium & Lightweight Accessories →Tool & Pit Accessories →Trailer Accessories →Tubular Bolts →Wheels & Accessories →Wings & Accessories →
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Fuel & Ignition →
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Sprint Car Parts →Bodies & Accessories →Brakes & Accessories →Carbon Fiber Accessories →Chemicals & Lubes →Drive Train Accessories →Engine Accessories →Exhaust Systems →Fuel Injection →Helmets & Accessories →Ignition Systems →Midget Brakes →Midget Drive Train →Midget Engine →Midget Rear End →Midget Steering →Midget Suspension →Motor Plates →Oil Systems →Rear End Accessories →Safety Equipment →Seats & Accessories →Sprint Car Plumbing →Sprint Wheels →Steering & Accessories →Suspension Systems →Tanks & Bladders →Titanium & Lightweight Accessories →Tool & Pit Accessories →Trailer Accessories →Tubular Bolts →Wheels & Accessories →Wings & Accessories →
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Hepfner (HRP)

THESE ARE THE smoothest Aero Dynamic Stands we have seen take a close look at the picture. They’ll cut through the air like a knife. Remember the cleaner the air goes under your Wing the more down force it will have, so this is an easy way to get that job done! Plus We Have Them In 2 Different Mater

DON’T BE FOOLED by round tubing smashed in a press that some call Aerodynamic Tubing. It’s weak and is banned by most sanctioning bodies. The BR Wing Trees are Mandrel Drawn 4130 specially formed to reduce drag by 80% over Round or Semi Round Styles. Plus our New Style features Fully Adjustable Moun

THE BEST OF both worlds. Aero Dynamic Streamline 4130 Chromoly Tubing and Billet Aluminum Torsion Tube Mounting Clamps. These are really trick!! Works just like the Standard Outlaw Nose Wing Stands but the aero tubing really speeds up the air under the Nose Wing giving more down force. Easy Nose Win

HEAVY DUTY CAST Aluminum Housing with a Powder Coated Finish. Large Powerful Diaphragm Pump for easy rivet pulling, completely rebuildable. Comes with 3/32”, 1/8”, 5/32”, and 3/16” Heads. Perfect for Sprint Car applications. Works Off Any Air Compressor.

BR Motorsport

LIGHTWEIGHT ALUMINUM HOUSING. 3/8” Stainless Shaft, Double O-Ring Piston, 1/8” Pipe Ports for easy plumbing. Comes In 8", 10”, and 12” Travel Lengths.

5/8” I.D. WING Slider Aluminum Clamps designed to go on either side of your Wing Runner to hold the Wing from Sliding side to side. A Complete Wing Runner Assembly will use 6 of these Clamps. Two On Each Side Of The Right Side Runner And One On The Outside Of The Left Side Runner. Sold each piece.

FK Bearing

NOW YOU CAN save the weight up top on your Wing Ram. Precision made from Billet Heat Treated Aircraft Aluminum with a Ground Stainless Ball. The Female Goes On The Shaft And The Male Threads Into Our Heim Adapter.

ALL NEW TECHNOLOGY has taken the look of real Carbon Fiber and incorporated it into Hardened Aerospace Plastic Wing Caps for Top and Nose Wings. This New Plastic formula actually holds up much better than the full on Carbon Fiber Caps of the past. In fact these new Carbon Plastic Caps are almost ind

King Race Parts

THE INTERNAL RUNNER TOP WING has become the standard of the Sprint Car industry so KING has come up with an all new design for the Internal Top Wing Post. One design is the Standard Straight Style with a Special “T” Top so you can slip the cross of the “T” in the Wings Runner Slot and twist 90 Degre

HERE IS THE most accurate way to set your Wing Angle. This American Made Digital Level is designed to read in 1/10's from 0-90 Degrees. It's simple and easy to use and can be calibrated right at the race track. Also comes in handy when setting your Bird Cage Timing and King Pin Caster. There Many Us

MADE FROM 2024 ALUMINUM and machined to perfection. Mounts directly to the top of the ShockTower and straight up to the bottom of the Nose Wing. Multiple Adjustment Holes so you can get just the perfect angle. These Work Great With Our Nose Wing Pins!! Sold in pairs.

This is the Wing Valve that you can sit in your car while at idle and move your Wing back and forth without turning the Steering Wheel. It has been designed to accept the pressure line off your P/S Pump first. This give it plenty of pressure to move your Wing anytime you want. Sales Manager Steven T

IF YOU HAVE ever had trouble moving your Wing and wanted it to go faster well here is the fix to the problem. DMI's new Hot Wing Valve is made with large internal ports to help increase wing adjust speed. The Fully Machined Billet Handle is ultra light and trick and easy to control. Anodized Red And

UNBELIEVABLE SMOOTHNESS is how your Internal Runner Top Wing will work with this New Roller Tip, twist in Wing Post. Your Top Wing will slide on Sealed Roller Bearings making it move faster and easier. These 4130 Chromoly Wing Post has even been formed to offer Aero Dynamics to the underside of your

Hepfner (HRP)

YOU HAVE ALL asked for it, now it’s here, a complete ready to assemble 5x5 Top Wing Kit with Internal Runners. Built for BR Motorsports by the country’s Number One Top Wing Builder. This is the Highest Quality Wing you’ll find anywhere. Every piece is Laser Cut using Aerospace equipment. Every Hole

BR Motorsport

I KNOW THAT when I'm building my Car it's always a pain to get the right Wing Line Plumbing Kit. Well BR Motorsports has changed that.....We have made a Kit that works with the New KSE Generation II Steering Box. This Kit is made to do it all...starting at the Steering Box to the Wing Slider Valve a

THIS IS A great item for a quick fix on a Red Flag or for the Spec Classes that doesn't allow Hydralic Wing Rams. The Aluminum Swedged Slider is pre-drilled for adjustment and comes complete with Heims, Jam Nuts and the Quick Release Pin!!

DESIGNED FOR CARS with the Rear Nose Wing Straps that attach to the Top of the Front Shock Towers. 2” x 5/16” with a Spring Steel Bale, Bright Plated. Makes One-Piece Hood Removal Much Faster! Sold each.

Hepfner (HRP)

The hottest wing everyone's talking about. This Hepfner Racing Outlaw Nose Wing is 100% CNC Computer Cut and Punched for a perfectly tight fitWind Tunnel Designed and Tested for the Optimum Down Force with the least amount of drag!It's the best of both worlds. Constructed from Heat Treated 6061 T-6

THESE SLIDER INSERTS are designed to go inside of our Aero Dynamic Wing Trees. They have 7 Adjustment Holes and are 100% CNC Machined for easy slide in application. If You Use This Type Of Wing Trees You Should Have A Pair Of These For Spares As This Is The Part That Gets Hurt In A Rollover.

King Race Parts

A DIRECT REPLACEMENT for our 4130 Tubular Rear Wing Trees. Heli-Arched Welded and Plated with 7 Adjustment Holes make these the perfect choice. Easily slide up into the 3/4” Rear Wing Tree Assembly. If you run one of our 4130 Adjustable Rear Wing Trees. You Should Have A Pair Of These As Extras As T

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