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GatesPart #: 33985
Gates 33985 Engine Coolant Thermostat
⚙️ 1 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$31.09Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦OE Exact Thermostat
🚗Fitment: Toyota, Tercel
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Engine Coolant Thermostat options
Gates 33985 Engine Coolant Thermostat
| Brand | Gates |
| Part Number | 33985 |
| Position | OE Exact Thermostat |
| Material | Steel, copper |
| Sealing Flange Outside Diameter | 1.89 |
| Height Between Flanges | 1.38 |
| Design | Bottom by-pass |
| Type | Oe exact thermostat |
| Height | 2.17 |
| Gasket Quantity | 0 |
| Jiggle Pin Weep Hole | Yes |
| Start to Open Temperature | 180 |
| Start to Open Temperature | 82 |
| Installation Tool Included | No |
| 9813 | 1.1 |
| 9841 | 0 |
| 9852 | 1 |
| 9907 | .79 |
| By-Pass Flange Diameter (in) | 1.1 |
| Design | Bottom by-pass |
| Height from Flange (in) | .79 |
| Includes Installation Tool | No |
| Material | Steel, copper |
| Number of Gaskets | 0 |
| Number of Jiggle Pins/Check Valves | 1 |
| Number of Seals | 0 |
This part fits 1 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1999 | Toyota | Tercel | 1.5L | L4 | GAS | N/A | Available Until Stock Depleted; 180 Degree; OE Temperature; OE Exact Thermostat |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
25500025003398538148455318481489091603046TX15982
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.