Finishing off the 2025 86cup season back at Buttonwillow Raceway. My tires are done, brake pads are nearly done, and I'm looking to add more goodies for the 2026 season. Today wasn't about chasing the PB, but more so traction management the entire time.
My Treuno's Setup:
- @FormulaDeltaOG prototype large capacity oil pan
-Pedders front top hats
-Whiteline front camber bolts
-SPC rear lower control arms
-Apex VS-5RS wheels (17x8 +40, 5x100)
-Continental ExtremeContact Force's (225/45/17)
-Perrin brake master cylinder brace
-AnsixAuto oil pressure sensor & CAN harness kit
-Amsoil 0w40 oil & filter (plus overfill)
-Motul trans. & diff. fluid
-Endless brake & clutch fluid
-Track alignment compliments of @MonroviaAlignment
(-3.5 front camber, -2.5 rear camber, 0.4 combined rear toe in)
First track day impressions below:
https://youtu.be/lF4z5m0REn8?si=hmHcMQyT_b_oIROk
My wheel setup overview below:
https://youtu.be/fRFs6VcasZQ
Track parts and alignment below:
https://youtu.be/AMTIYPwJGwY
My oil pan impressions and install overview below:
https://youtu.be/YYzWmfodwIU
Formula Delta's Track Data and Analysis on large capacity pan:
https://youtu.be/aAJagSWaPO0
Time Stamps
00:00 - Intro
01:04 - Round 10 highlights
05:19 - 86cup 2025 season
05:51 - Continental tire life cycle
07:22 - Oem brake pad life cycle + track pad considerations
10:55 - Oil pressure sensor kit transition
12:12 - Greddy oil cooler kit
12:41 - Condition at nearly 15k miles
14:16 - Oem suspension longevity
16:17 - Potential fastest lap of the day
18:33 - Outro