Chris' Porting Service

13/07/2026

Well done to our customer Michael Ryder in his VN SS, completing yet another drag and drive event. This time around it was the All Stars drag and drive in sunny QLD. After 3 days of racing with his air cleaner and mufflers on, and 3.5 hour drives between each track, Michael pulled off 2nd place in 28” NA class, finishing off with a best of [email protected].

Holden Power getting it done.

16/07/2023

Well done to Ashleigh running a PB at Grudge kings a couple of weeks ago. This heavyweight HJ (3514lbs) runs a flat tappet 400ci SBC all machined and built in-house here at CPS.

16/07/2023

Michael had his VN on the rollers yesterday to try out a new carb after running a PB at Grudge kings a couple of weeks back. Still running a naturally aspirated Holden 383ci stroker with all machining and porting done in house here at CPS and assembled by Michael.

15/02/2022

No fancy Dyno numbers needed here folks, Michael Ryder from MR Racing ran his VN SS streetcar on Sunday at Heathcote Raceway. At 3250lbs race ready and in 2800’ air, weight and conditions weren’t on his side but he still reeled off a [email protected] with more timing and vacuum still to be sorted. Well done Michael and goes to prove the old Yella Terra -9 heads hand ported in-house here at Chris’ Porting still punch above their weight

16/01/2020

We’re proud to be a sponsor of this year’s Holden Nationals. Make sure you head down to Heathcote Raceway on the 17th and 18th of April to support this great event.

🏆COMPETITION TIME🏆

To launch our 'Official Event Poster', we are running a competition to win an event hoody/tshirt and stubby holder package. All you have to do is like the Holden Nationals page, share this post and comment 'shared' in the comments section. Good luck and thank you.

21/12/2019

A couple of customers dropped in today to say g’day

12/10/2019

Salvatore’s stunning VH SL/E on the roller’s today at Pro Flow Fab & Dyno for a check over. This runs one of our 355ci street combos.

30/09/2019

Michael’s VN SS from Ryder Performance getting air time when he went out for some suspension testing at Calder over the weekend.