


Selecting the right camshaft isn't just about picking the most aggressive profile on paper—it’s about matching the cam to your Harley’s engine size, exhaust, intake, and how you actually ride. Whether you are chasing effortless low-end touring torque or aggressive high-RPM acceleration, picking the proper A.P.E. cam profile ensures your Milwaukee-Eight delivers optimal performance, crisp throttle response, and real-world rideability.
Best for maximum low-end torque, touring and heavy bikes.
Best for balanced torque and rideability.
Best for riders wanting the strongest Stump Puller-style performance while retaining excellent street manners.


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Gave me a great deal on some nice grips and installed them for me, great customer service. will definitely be visiting whenever i need service for my harley
James Southam
QLD
I purchased my Talaria Sting electric bike from Brian. The team at Taverner Motorsports where helpful and ensured that my bike was ready for pick up. I would highly recommend!
Banos Porter
QLD
Great guys, honest, knowledgeable and do great work at more than reasonable rates. Thanks for the work on my CX
Damian Joyce
QLD
I visited the place when I was in Brisbane and I was very well taken care of! I recommend!
Fabiano Sena
QLD
Could not recommend highly enough. Took on my 18 year old Buell. Expert mechanics with great attention to detail and the comms from Brian was second to none.
Leigh A
QLD
Couldn’t have been happier with the work i recently had done to my 2017 breakout . Expert advice and experts on the tools quick turnaround on Christmas week ! Thanks so much Joe and Cat 👍
feidhlim corr
QLD
I had an absolutely excellent experience, my bike came back in better condition than i dropped it off to them.. extremely happy with the customer service and workmanship.
Danny Meredith
QLD
Great people. Diverse bikes in the shop. You can tell they are not snobs and just real motorcycle people
Carlo A
QLD
I recently had my Harley Davidson Sportster serviced and was thoroughly impressed with the work performed by the them. I am extremely satisfied and highly recommend their services to anyone seeking top-notch maintenance.
Abhi Singh
QLD
Definitely recommended easy to deal with Clear, responsive and understanding Of what I wanted and was stoked with the outcome Honestly, Joe and cat thanks heaps again
SKYHAWK SANDO
QLD
Awesome people who are extremely knowledgeable and experienced and very fair pricing.
Had my 883 serviced once before somewhere else, however after the Taverner service I realised how it was meant to run!
Magdalena
QLD
Some of our most commonly asked questions are answered here. For other queries please contact us directly, so our team can assist you.
The A.P.E. Stump Puller is a torque-focused Harley M8 big bore kit designed to deliver strong low and mid-range power while using stock cylinder heads.
Yes. It is one of the best A.P.E. packages for Touring Harleys because it focuses on torque, overtaking and real-world rideability.
Yes. The Stump Puller is designed to work with stock cylinder heads, making it a strong-value big bore package.
The CR480 is more focused on low-end torque and touring. The CR485 gives a stronger performance feel while still working well in stock-head big bore builds.
Some 2017-2019 M8 models may require an upgraded MY20 eight-lobe scavenge oil pump when installing Stump Puller packages. This should be confirmed during the build planning stage.
Yes. Dyno tuning is recommended to optimise fuel delivery, ignition timing and safe performance.