Crowley Marine: serving boaters for over 50 years Crowley Marine: serving boaters for over 50 years
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Knob 99633

$3.33
Save $0.17 (5%)
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This product will be cross shipped from one of our secondary warehouses. Please note the additional handling time.

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Product Description

Mercury factory part. Search for more factory parts & parts diagrams.

Product Questions

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Product Fitment Grid

This guide is to be used as a reference only. You must verify fitment using your model or serial number.

BRAND MODEL 1976 1977 1978 1979 1980 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993
Mariner Outboard 45 [ELHO] - - - - - - - - - - x x - - - - -
Mariner Outboard 45 [ELHPTO] - - - - - - - - - - - x - - - - -
Mariner Outboard 45 [ELO] - - - - - - - - - - x x x - - - -
Mariner Outboard 45 [ELPTO] - - - - - - - - - - x x x - - - -
Mariner Outboard 45 [ML/ALT] - - - - - - - - - - - x - - - - -
Mariner Outboard 45 [M] - - - - - - - - - - x - - - - - -
Mariner Outboard 50 [ELO] - - - - - - - - - - x x x x - - -
Mariner Outboard 50 [ELPTO] - - - - - - - - - - x x x x - - -
Mariner Outboard 60 [ELO] - - - - - - - - - - x x x x - - -
Mariner Outboard 60 [ELPTO] - - - - - - - - - - x x x x - - -
Mariner Outboard 60 [EL] - - - - - - - - - - - - - x - - -
Mariner Outboard 75 [ELHPTO] - - - - - - - - - - - - x - - - -
Mariner Outboard 75 [ELH] - - - - - - - - - - - - x - - - -
Mariner Outboard 75 [ELO] - - - - - - - - - x x x x - - - -
Mariner Outboard 75 [ELPTO] - - - - - - - - - x x x x - - - -
Mariner Outboard 75 [ELPT] - - - - - - - x x - - - - - - - -
Mariner Outboard 75 [EL] - - - - - - - x x - - - - - - - -
Mariner Outboard 90 [ELO] - - - - - - - - - x x x - - - - -
Mariner Outboard 90 [ELPTO] - - - - - - - - - x x x x - - - -
Mariner Outboard 90 [ELPT] - - - - - - - x x - - - - - - - -
Mariner Outboard 90 [EL] - - - - - - - x x - - - - - - - -
Mariner Outboard 100 [ELPTO] - - - - - - - - - - - x x x x x x
Mariner Outboard 100 [EXLPTO] - - - - - - - - - - - x x - - - -
Mariner Outboard 115 [ELPTO] - - - - - - - - - x x x x x x x x
Mariner Outboard 115 [ELPT] - - - - x - - x x - - - - x - - -
Mariner Outboard 115 [EL] - - - - x - - - - - - - - - - - -
Mariner Outboard 115 [EXLPTO] - - - - - - - - - x x x x x x x x
Mariner Outboard 115 [EXLPT] - - - - x - - x x - - - - - - - -
Mariner Outboard 135 [ELPTO] - - - - - - - - - x - - - - - - -
Mariner Outboard 135 [EXLPTO] - - - - - - - - - x - - - - - - -
Mariner Outboard 135 [L] - - - - - - - - - - - x x x x - -
Mariner Outboard 135 [XL] - - - - - - - - - - - x x - - - -
Mariner Outboard 150 [CXL] - - - - - - - - - - - - x x x - -
Mariner Outboard 150 [ELPTO] - - - - - - - x x x x - - - - - -
Mariner Outboard 150 [ELPT] - - - x x x - - x - - - - - - - -
Mariner Outboard 150 [EXLPTO] - - - - - - - x x x - - - - - - -
Mariner Outboard 150 [EXLPT] - - - - x x - - - - - - - - - - -
Mariner Outboard 150 [L] - - - - - - - - - - - x x x x - -
Mariner Outboard 150 [XL] - - - - - - - - - - - x x x x - -
Mariner Outboard 150MG [ELPTO] - - - - - - - - x x - - - - - - -
Mariner Outboard 150MG2 [ELPTO] - - - - - - - - - - - x x x x - -
Mariner Outboard 175 [CXL] - - - - - - - - - - - - x - - - -
Mariner Outboard 175 [ELPTO] - - - - - - - - x x - - - - - - -
Mariner Outboard 175 [ELPT] - - - x x - - - - - - - - - - - -
Mariner Outboard 175 [EXLPTO] - - - - - - - - x x - - - - - - -
Mariner Outboard 175 [EXLPT] - - - x x - - - - - - - - - - - -
Mariner Outboard 175 [L] - - - - - - - - - - - x x x x - -
Mariner Outboard 175 [XL] - - - - - - - - - - - x x x x - -
Mariner Outboard 175MG [L] - - - - - - - - - - - - - - x - -
Mariner Outboard 200 [CXL] - - - - - - - - - - - - x x x - -
Mariner Outboard 200 [L] - - - - - - - - - - - - x x x - -
Mariner Outboard 200 [XL] - - - - - - - - - - - - x x x - -
Mercury Outboard 45 [EH] - - - - - - - - - - x - - - - - -
Mercury Outboard 45 [ELHO] - - - - - - - - - - x x - - - - -
Mercury Outboard 45 [ELHPTO] - - - - - - - - - - - x - - - - -
Mercury Outboard 45 [ELO] - - - - - - - - - - x x x - - - -
Mercury Outboard 45 [ELPTO] - - - - - - - - - - x x x - - - -
Mercury Outboard 45 [MH/ALT] - - - - - - - - - - x x x - - - -
Mercury Outboard 45 [MLH/ALT] - - - - - - - - - - x x x - - - -
Mercury Outboard 50 [ELO] - - - - - - - - - - - x x x - - -
Mercury Outboard 50 [ELPTO] - - - - - - - - - - - x x x - - -
Mercury Outboard 50 [ELPT] - - - - - - - - - - - - - x - - -
Mercury Outboard 60 [ELO] - - - - - - - - - - - x x - - - -
Mercury Outboard 60 [ELPTO] - - - - - - - - - - - x x x - - -
Mercury Outboard 60 [EL] - - - - - - - - - - - - - x - - -
Mercury Outboard 70 [ELHPTO] - - - - - - - - - - - x - - - - -
Mercury Outboard 70 [ELO] - - - - - - - - - - x x x - - - -
Mercury Outboard 70 [ELPTO] - - - - - - - - - - x x x - - - -
Mercury Outboard 75 [ELHPTO] - - - - - - - - - - - - - x - - -
Mercury Outboard 75 [ELO] - - - - - - - - - x - - - x - - -
Mercury Outboard 75 [ELPTO] - - - - - - - - - x - - - x - - -
Mercury Outboard 75 [ELPT] - - - - - - - x x - - - - - - - -
Mercury Outboard 75 [EL] - - - - - - - x x - - - - - - - -
Mercury Outboard 80 [ELO] - - - - - - - - - - x x x - - - -
Mercury Outboard 80 [ELPTO] - - - - - - - - - - x x x - - - -
Mercury Outboard 90 [ELO] - - - - - - - - - x x x - - - - -
Mercury Outboard 90 [ELPTO] - - - - - - - - - x x x x x - - -
Mercury Outboard 90 [ELPT] - - - - - - - x x - - - - - - - -
Mercury Outboard 90 [EL] - - - - - - - x x - - - - x - - -
Mercury Outboard 100 [ELO] - - - - - - - - - - - x - - - - -
Mercury Outboard 100 [ELPTO] - - - - - - - - - - - x x x x x x
Mercury Outboard 100 [EXLPTO] - - - - - - - - - - - x x - - - -
Mercury Outboard 115 [ELPTO] - - - - - - - - - x x x x x x x x
Mercury Outboard 115 [ELPT] - - - - - - - x x - - - - - - - -
Mercury Outboard 115 [EL] - - - - - - - x x - - - - - - - -
Mercury Outboard 115 [EXLPTO] - - - - - - - - - x x x x x x x x
Mercury Outboard 115 [EXLPT] - - - - - - - x x - - - - - - - -
Mercury Outboard 135 [CXL] - - - - - - - - - - - - - x x - -
Mercury Outboard 135 [ELPTO] - - - - - - - - - x - - - - - - -
Mercury Outboard 135 [EXLPTO] - - - - - - - - - x - - - - - - -
Mercury Outboard 135 [L] - - - - - - - - - - - x x x x - -
Mercury Outboard 135 [XL] - - - - - - - - - - - x x x x - -
Mercury Outboard 150 [CXL] - - - - - - - - - - - - x x x - -
Mercury Outboard 150 [ELPTO] - - - - - - - x x x - - - - - - -
Mercury Outboard 150 [ELPT] - - x x x x x x x - - - - - - - -
Mercury Outboard 150 [EXLPTO] - - - - - - - x x x - - - - - - -
Mercury Outboard 150 [EXLPT] - - x x x x x x x - - - - - - - -
Mercury Outboard 150 [L] - - - - - - - - - - - x x x x - -
Mercury Outboard 150 [XL] - - - - - - - - - - - x x x x - -
Mercury Outboard 150XR2 [ELPTO] - - - - - - - - x x x - - - - - -
Mercury Outboard 150XR4 [ELPTO] - - - - - - - - - - - x x x x - -
Mercury Outboard 175 [CXL] - - - - - - - - - - - - x - - - -
Mercury Outboard 175 [ELPTO] - - - - - - - - x x - - - - - - -
Mercury Outboard 175 [ELPT] x x x x x - - - - - - - - - - - -
Mercury Outboard 175 [EXLPTO] - - - - - - - - x x - - - - - - -
Mercury Outboard 175 [EXLPT] x x x x x - - - - - - - - - - - -
Mercury Outboard 175 [L] - - - - - - - - - - - x x x x - -
Mercury Outboard 175 [XL] - - - - - - - - - - - x x x x - -
Mercury Outboard 175XRI [L] - - - - - - - - - - - - - - x - -
Mercury Outboard 200 [CXL] - - - - - - - - - - - - - x x - -
Mercury Outboard 200 [L] - - - - - - - - - - - - x x x - -
Mercury Outboard 200 [XL] - - - - - - - - - - - - x x x - -
Mercury Outboard 200XRI [ELPTO] - - - - - - - - - - - - - - x - -
Sea Ray 100 [L] - - - - - - - - - - - x - - - - -
Sea Ray 100 [SL] - - - - - - - - - - - - x x - - -
Sea Ray 100 [SXL] - - - - - - - - - - - - x - - - -
Sea Ray 100 [XL] - - - - - - - - - - - x - - - - -
Sea Ray 135 [L] - - - - - - - - - - - x - - - - -
Sea Ray 135 [XL] - - - - - - - - - - - x - - - - -
Sea Ray 175 [SXL] - - - - - - - - - - - - x - - - -
Sea Ray 175 [XL] - - - - - - - - - - - x - - - - -

Customers Also purchased

Supersession Chain

Name SKU Superceding SKU
Knob VIEWING THIS PRODUCT 99633 CURRENT
Knob (Tilt Lock Lever) 99633T6 99633
Tilt Lock Lever Knob (Oyster) 99633T10 99633T6
Due to manufacturer policy OEM Mercury products can only be shipped to addresses within the United States.

Flat $3.95 Shipping on ALL parts orders

We offer shipping flat $3.95 shipping on ALL parts orders. (Complete Engines, Lower Units and Sterndrives excluded). In addition orders over $89 have reduced cost express shipping available in checkout.

shipping map shipping map legend

You can get a rough idea of standard transit times from the map above.