OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives
- OMC 800 upper gearcase repair cost
Rebuilds / Repairs / OMC drive shaft housings
Updated April 27 2026
- Repair prices
- Rebuild and remanufactured pricing
- All gear ratios available
- 400/800 and Stringer GLM marine parts come with a 1-year warranty.
- Upper gear case most models and gear ratios for high and low profile upper gearcase years 1968 to 1985.
- Left or right handed worm gear with half moon steering gear installed with the top cap. Note in older upper gear cases there may be no steering installed.
OMC Drive Shaft Housings
OMC upper gearcase 6 cylinder
Includes all labor, bearings, seals, replacement ball gear and water pump assembly.
Additional parts may be required if necessary. Please see parts breakdown page for additional part pricing.
Basic Repair:
$885.89 USD
Basic Repair:
$1049.89 CDN
See below for information on sending your unit in for repair.
OMC upper gear case V8
Includes all bearings, seals, gears, shafts, ball gear and water pump assembly.
Fully painted with 1 Year warranty (including technical phone support.
*Note – If you’re outdrive was made prior to 1974 you may have a high profile model.
High profile models are also available – contact us if you need help determining if you have the standard low profile or high profile model.
Full Rebuild / Remanufactured Replacement: $1695.89 USD (plus core deposit)
Full Rebuild / Remanufactured Replacement: $2199.89 CDN (plus core deposit)
OMC upper gearcase high and low profile
Upper gearcase high profile
OMC 800 Upper gearcase 21-17 silver
