1999 C5 Corvette
- C5 Corvette Useful Links and Documentation
- "Open Source" C5 Corvette Parts
- Current Parts / Specs & Personal Bests
- C5 Corvette Sway Bar Sizes & Leaf + Coilover Spring Rate Research Notes
- C5 Alignment - A Collection of Starting Point Suggestions & What I Run
- Cadillac Brembo Front Brake Upgrade on a C5 Corvette - Information, Notes, Track Testing!
- C5 Corvette - DIY Oil Cooler
- C5 Corvette Wing - The Enthusiasts DIY Way - Everything you need to do a chassis mounted wing yourself.
- Nine Lives Racing C5 Corvette Front Splitter + Mount - Install & Review - DIY Splitter Ramps
- C5 Corvette Cooling Upgrades, Modifications & Reccomendations
- C5 Corvette Brake Upgrade Options
- Removable Steering Wheel - Parts List, Videos, What I did & What I Recommend
- Amazon Seats In a C5 Corvette -- At the Track, with C6 belts, and with a 5 point harness
- C5 Corvette Wheel Well Vents to Louvers - A how to, a review, and does it matter in the rain.
- Suspension Upgrade Time - Installing QA1 Proma Star Double Adjustable Coilover + Progress Swaybars
- C5 Corvette Square Wheel Handling + Track day Tire Reviews
- Trackspec Roll Cage -- Installation & Review
- C5 Corvette Transmission Removal/Install & Z06 VS Base Trans
- Creating Trackable Power In a C5 Corvette
- Weight Reduction - Putting the C5 Corvette on a diet!
- Event & Track Day Reports
- Track Day 01 - Tracking a Stock 1999 C5 Corvette
- Track Day 02 - C5 Corvette Second Track Day - Laguna Seca
- Track Day 03 - No changes but all fun @ Button Willow CW 13
- Track Day 04 - Takeaways & C5 Corvette Square Setup W/ Federal 595RS-RR tires at the track!
- Track Day 05 - Streets of Willow Springs CW - QA1 Coilovers & More
- Track Day 06 + 07 - Streets of Willow -- Apex Wheels + Chunky tires, 650 rear springs, and more!
- Track Day 08 + 09 - Streets of Willow -- New PB, Caddy Brembos + Larger Pedals for driving improvement, but blown coilover!
- Track Day 10- Streets of Willow - Rollbar, 5 pt harnesses and fixed coil-over
- Track Day 11- Streets of Willow CW - Delrin Bushings
- Track Day 12- Streets of Willow CW - AMT Differential Mount
- Track Day 13 - SOW CCW - Bucket Seat and Oil Cooler
- Track Day 14 - SOW CW - Further Oil Cooler Testing and New Suspension Settings
- Track Day 15 - Buttonwillow CW1 with PCA - 315/30R18 Falken 615s - LS7 Clutch + Aluminum Flywheel
- Track Day 16 + 17 -- Big Willow & Streets of Willow -- Front Splitter only on a high speed track and then a tight and technical track!
- Track Day 18 - SOW CW - New Wheel Bearings (MPI), rotors (KNS), brakes (XP10s) and... now overheating!
- Track Day 19 - Laguna Seca - Hot brakes, technique improvements, and a new PB
- Track Day 20 + 21 - Streets of Willow CW & CCW - Instructing, Tire Headaches and Coolant Reservoir Cracks
- Track Day 22 + 23 -- Streets of Willow -- Part 1 of Bring the C5 to WA
- Track Day 24 + 25 - Thunderhill East - Part 2 of bringing the trailer back
- Track Day 26 -- The Ridge -- DIY Wing and a Bunch of mods!
- Track Day 27 + 28 -- Thunderhill East Cyclone - EBC Pads, Radiator Flaps, Improved Spring Rates
- Time Attack - Day 29 + 30 - Thunderhill West - Reno SCCA Time Attack
- Track Day 31 - PIR (Chicane) with Cascade Sports Car Club (instructing) - Anti-gravity Lithium Battery
- Track Day 32 - Oregon Raceway Park (ORP) Counter Clockwise (CCW)
- Track Day 33 -- PIR with Track Night in America
- Track Day 34 -- The Ridge with Turn2 Motorsports - Trans Problems
- Track Day 35 - The Ridge with SCCA Track Night In America - New Z06 Trans!
- Track Day 36 -- PIR With Cascade Sports Car Club -- Better Data, Intake Manifold / IAT temps, and oil pressure is back!
- Time Attack - Day 37 + 38 - Ongrid Time Attack at The Ridge Motorsports Park - Kooks Long Tube Headers and Professional Awesome Bump Stops
- Time Attack - Day 39 + 40 -- Thunderhill West W/ Reno SCCA -- Rear "diffuser", Replaced Booster, Trailer Improvements!
- Track Day 41 - PIR W/ SCCA Track Night in America - Trackspec Hood Vent Wickers, Data Acquisition & More Wing Angle
- Track Day 42 -- Ridge Motorsports Park W/ Turn 2 - Testing Heads + Cam + More
- Track Day 43 -- TNIA @ Ridge - Let's blow up something in the drivetrain...
- Track Day 44 -- CSCC @ PIR -- Better, but not yet good
- Track Day 45 -- PIR - New PB and a Finally Happy Car
- Track Day 46 -- Oregon Raceway Park with Skip Day
- Time Attack - Day 46 + 47 - OnGrid @ The Ridge - New Data, 9LR and Vitour Tires
Home /1999 C5 Corvette /Event & Track Day Reports /Time Attack - Day 46 + 47 - OnGrid @ The Ridge - New Data, 9LR and Vitour Tires
Time Attack - Day 46 + 47 - OnGrid @ The Ridge - New Data, 9LR and Vitour Tires
Submitted by shredjesse on Sun, 07/27/2025 - 10:19
Full writeup to come sometime this week! Lots of information to cover, lots of data to churn through, and lots of articles to write!