Coolant

[Jvv]

What coolant do you guys recommend for 2003 vy commodore , my brother had been putting the sca green stuff in it but a quick search on the sca website says it’s not to be used in it , TIA

 

[Lex]

What coolant do you guys recommend for 2003 vy commodore , my brother had been putting the sca green stuff in it but a quick search on the sca website says it’s not to be used in it , TIA

v6 or v8?

 

[Jvv]

v6 or v8?

V6 ecotech

 

[Lex]

V6 ecotech

Green coolant is correct coolant to use in the v6 ecotec.

 

[Fu Manchu]

Red in VZ

 

[Jvv]

Green coolant is correct coolant to use in the v6 ecotec.

Would you recommend penrite or just the cheap super cheap auto stuff

 

[Lex]

Would you recommend penrite or just the cheap super cheap auto stuff

I have no recommendations.

Maybe other members do?

 

[Jvv]

I have no recommendations.

Maybe other members do?

Sweet as , thx for your help

 

[Immortality]

Does it freeze where you live (temps below 0°C). If not, why run anti-freeze?

I run https://penriteoil.com.au/products/10-tenths-race-coolant-inhibitor-concentrate

 

[Jasminka]

Does it freeze where you live (temps below 0°C). If not, why run anti-freeze?

I run https://penriteoil.com.au/products/10-tenths-race-coolant-inhibitor-concentrate

Yes anti-freeze is not needed in most of Australia. However, ethylene glycol also raises the boiling point a few degrees, so serves a useful purpose.