Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1985C 10 P/U 2WD V8-305 5.0LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINMANUAL TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULSUBASSEMBLY SERVICETREMEC 3 SPEEDCOUNTERGEAR
1985 Chevrolet C 10 P/U 2WD V8-305 5.0L
Countergear
1985 Chevrolet C 10 P/U 2WD V8-305 5.0LSECTION Countergear
ASSEMBLE
1. Coat bore at each end of counter gear with grease.
2. Hold appropriate dummy shaft in gear and install 25 needle bearings and a retainer washer in each end of gear.
3. Install counter gear, thrust washers and countershaft in case.
4. Place transmission case in vertical position and check end play with a feeler gauge as shown in image. If end play exceeds 0.018", replace thrust washers as required to obtain 0.004-0.018" end play.
5. Once end play has been established, remove countershaft with dummy shaft.
6. Allow counter gear assembly to remain in case.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.