Am hoping someone can please tell me what parts I can use in their place. I aim to get some from the USA but have no idea what parts to get in their place. Ford BF Boss V8 XR8 GT and GTP Ford FG 6cyl Ford FG V8. Even with my contacts the valve springs are going to cost around $550 (TAU36513A & TAU36513B, 8 of each) and the rockers are over $2000!! :shock: (TAU36564AKT) Will fit with standard & aftermarket roller rockers except Yella Terra Platinum. Yella Terra Ultra-Lite rockers Ported FAST 90 intake/ported 90mm TB 45 injectors GM '0411' ECU. im not to sure if this is where i sell things but Ive got a set of Yella Terra Roller Rockers that i just replced on my Xr8 for 1.7, these are 1.6 excellent cont besides needing a little clean no fractures, cracks, damage any where. Unfortunately it's one of the "hand built" Tickford motors. The canted valve arrangement will require you to use the pedestal mount roller rockers.
You cant use shaft mount rockers on a 351C. From then on Yella Terra was renown for all of the 'performance hardcore products in Australia.(heads,rockers, flywheels, superchargers etc etc etc ) The only products that where introduced into the US in the early days was the race rockers, but since 2007 a US office and warehouse was established in Meridian MS carrying the range of. However, he does have an AUIII XR8 (2002 build) which apparently needs new valve springs and rockers. First of all, you must have some serious coin if your considering Yella Terra Roller rockers. My daughter's partner used to be a die-hard Ford fan (went to Bathurst most years with his dad) but is being converted by our Holden family, particularly my daughter's VYII SS he often drives. Yella Terra Ultralight Rocker Set, Non-Adjustable, 1.7 Ratio is better suited to performance hydraulic roller and mild solid roller applications. I know this is a Holden forum but hoping there are some people on here who can help so I don't have to join the Ford forum.