Search found 4064 matches
- Fri Jun 13, 2025 9:26 pm
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
Not sure. One other thing the PCM on our models does poorly to is apply rate and release rate, i think factory is about 30% pressure, so it's real slow apply and release rate which isn't good, i think from memory i upped mine to 80% or so playing with it by feel so it engaged quick but without a bad...
- Fri Jun 13, 2025 9:12 am
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
What oil is everyone using? Ive been using Castrol Transmax Z for years, every 20,000km
- Fri Jun 13, 2025 7:55 am
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
i only have it locked at cruise, all other times unlocked. I did 400,000km on one this way no problems and it was stock apart from corvette servo.
- Thu Jun 12, 2025 9:45 pm
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
Yeh that's always been an issue, I have always turned pwm off and just commanded 100% lockup or not.
- Thu Jun 12, 2025 8:49 pm
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
I do plenty of wot driving to, but you prob have more power than me, I'm stock L67 with some light porting and cam making about 8psi atm.
Best way to do it if you can build and learn then it's easy to fix yourself.
Best way to do it if you can build and learn then it's easy to fix yourself.
- Wed Jun 11, 2025 8:09 am
- Forum: Engine/Transmision Mechanical
- Topic: 4L60E Complete Rebuild
- Replies: 112
- Views: 92425
Re: 4L60E Complete Rebuild
Still going strong, shifts very nice, about 30,000km on it, most is hard work.
- Sun Jun 01, 2025 8:10 pm
- Forum: Custom Code
- Topic: VS-VY Enhanced Factory Bins
- Replies: 958
- Views: 983592
Re: VS-VY Enhanced Factory Bins
That's great if you can send a log please
- Thu May 15, 2025 1:46 pm
- Forum: General Tuning Discussion
- Topic: End of Injection timing VS-VY
- Replies: 7
- Views: 2134
Re: End of Injection timing VS-VY
defiantly is, i have no measured value from a dyno, but with my cam that has overlap on my L67 it's running so much better and smoother with the settings right, it would have been injecting to early and fueling going in the intake and out exhaust 

- Thu May 15, 2025 10:20 am
- Forum: Hardware
- Topic: Coil Pack Testing
- Replies: 235
- Views: 202051
Re: Coil Pack Testing
No fails here that i know of yet, Split coil packs or outside shorting like in the picture above?
I have my test setup still here somewhere could update for NGK if someone sent me one.
I have my test setup still here somewhere could update for NGK if someone sent me one.
- Thu May 15, 2025 9:58 am
- Forum: General Tuning Discussion
- Topic: End of Injection timing VS-VY
- Replies: 7
- Views: 2134
Re: End of Injection timing VS-VY
Fair enough. Openoffice or similar should open it. Here's the timeline that were working with that ive worked out. [IVO]----[Injection Starts -5.87°]-------[EOIT 227.99°]--------[3X Ref ]-----[Boundary Scalar 9.84°]-------[IVC @ 57°ABDC] Stock Cam intake duration is 243.7 Degrees EOIT Table value 22...