Yamaha Motors

Spacer 663-45987-02-00

Country of Origin:

Japan

Satisfaction rating

(11 Ratings)

Genuine OEM product

Product	Price	Rating	Comment
Yamaha Motors 663-45987-02-00 Spacer (viewing this product) Genuine OEM product	$39.19~~$48.99~~ In stock Only 1 remaining	Best	Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.
Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.
Recmar REC663-45987-00 DISTANCE WASHER (REC663-45987-00) Aftermarket product	$34.59~~$38.43~~ In stock Only 1 remaining	Good	Despite the package referencing 73345, the washer itself has a noticeably different shape and is roughly twice the thickness of the OEM, which can alter prop spacing and thrust bearing loading. The splines look similar, but the dimensional mismatch makes it a high-risk substitute unless verified for the exact application.
Despite the package referencing 73345, the washer itself has a noticeably different shape and is roughly twice the thickness of the OEM, which can alter prop spacing and thrust bearing loading. The splines look similar, but the dimensional mismatch makes it a high-risk substitute unless verified for the exact application.
Recmar PAT40-04000018 SPACER, PROPELLER (PAT40-04000018) Aftermarket product	$42.35~~$47.06~~ Cross Ship Leaves in 3-5 days Please update to verify the current stock status. Product availability has not been checked in more than 7 days.	Unknown	We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
Parsun T40-04000018 SPACER, PROPELLER Aftermarket product	$36.96 In stock Only 3 remaining	Unknown	We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
We are working hard to determine a rating based on all available information, including product and manufacturing specifications.

$39.19~~$48.99~~

You save 20%($9.80)

-20%

In stock

Only 1 remaining

Qty

Guaranteed fitment for 18 different models

This is an OEM part manufactured by Yamaha Motors

30 day return policy

PartX Alternatives — This part: Best

Ratings provided by PartX™

Product	Price	Rating	Comment
Yamaha Motors 663-45987-02-00 Spacer (viewing this product) Genuine OEM product	$40.50~~$47.65~~ In stock Only 1 remaining	Best	Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.
Factory OEM parts will always have a BEST rating unless there is substantial data to prove otherwise.
Recmar REC663-45987-00 DISTANCE WASHER (REC663-45987-00) Aftermarket product	$34.59~~$38.43~~ In stock Only 1 remaining	Good	Despite the package referencing 73345, the washer itself has a noticeably different shape and is roughly twice the thickness of the OEM, which can alter prop spacing and thrust bearing loading. The splines look similar, but the dimensional mismatch makes it a high-risk substitute unless verified for the exact application.
Despite the package referencing 73345, the washer itself has a noticeably different shape and is roughly twice the thickness of the OEM, which can alter prop spacing and thrust bearing loading. The splines look similar, but the dimensional mismatch makes it a high-risk substitute unless verified for the exact application.
Recmar PAT40-04000018 SPACER, PROPELLER (PAT40-04000018) Aftermarket product	$42.35~~$47.06~~ Cross Ship Leaves in 3-5 days Please update to verify the current stock status. Product availability has not been checked in more than 7 days.	Unknown	We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
Parsun T40-04000018 SPACER, PROPELLER Aftermarket product	$36.96 In stock Only 3 remaining	Unknown	We are working hard to determine a rating based on all available information, including product and manufacturing specifications.
We are working hard to determine a rating based on all available information, including product and manufacturing specifications.

Product Description

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

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Product Questions ⁰

Don't hesitate to ask a question. It will be answered by our support staff or a fellow boater.

11 Product Reviews

Can’t wait till summertime to purchase more parts for my boat

Marc Hutto — Feb 5, 2026

Great price and great service

John E Fay III — Oct 9, 2025

I received prompt answers to my questions. Ordering process is quick and easy. Thank you for all your help

STEVEN SULLIVAN — Aug 21, 2024

Engine: 40hp Yamaha outboard Shopping experience: Was good. Thank you everything fits and we’re the right parts Repair difficulty: Easy Repair time: Less than 30 mins Repair symptoms: Couldn’t get top end speed but low end no issues Clutch in prob was slipping Changed prob and everything good now

Andre Brunet — Jun 2, 2023

Parts Fitment

Please verify fitment before ordering.

Brand	Product Line	Model
Evinrude	Outboard	9.8
Yamaha Motors	International	ERQ
Yamaha Motors	International	25
Yamaha Motors	International	30
Yamaha Motors	International	40
Yamaha Motors	International	45
Yamaha Motors	International	48
Yamaha Motors	International	50
Yamaha Motors	International	55
Yamaha Motors	International	60
Yamaha Motors	International	70
Yamaha Motors	Outboard	25
Yamaha Motors	Outboard	30
Yamaha Motors	Outboard	40
Yamaha Motors	Outboard	48
Yamaha Motors	Outboard	50
Yamaha Motors	Outboard	55
Yamaha Motors	Outboard	60

Supersession Chain

Name	SKU	Superseding SKU
SpacerViewing this product	663-45987-02-00	Current
663-45987-02-00	663-45987-01-00	663-45987-02-00

Aftermarket Interchange

Name	SKU	Price	Brand
SPACER, PROPELLER	T40-04000018	$36.96	Parsun
DISTANCE WASHER (REC663-45987-00)	REC663-45987-00	$34.59	Recmar
SPACER, PROPELLER (PAT40-04000018)	PAT40-04000018	$42.35	Recmar