Skip to main content
Hi
!
Hi!
Sign in
or
register
eBay Deals
Help & Contact
Select Language. Current:
English
Français
Sell
Watch List
Expand watch list
My eBay
Expand My eBay
Summary
Recently Viewed
Bids/Offers
Watch List
Purchase History
Selling
Saved Feed
Saved Searches
Saved Sellers
My Garage
Messages
Expand Notifications
Please
sign-in
to view notifications.
Expand Cart
Loading...
eBay Home
Shop by category
All Categories
Search
Advanced
Other ATV, Side-by-Side & UTV Engine Parts for 2021 Polaris Sportsman 450
breadcrumb
eBay
eBay Motors
Parts & Accessories
ATV, Side-by-Side & UTV Parts & Accessories
Engines & Engine Parts
eBay Motors
Parts & Accessories
ATV, Side-by-Side & UTV Parts & Accessories
Engines & Engine Parts
Other Engine Parts
Other ATV, Side-by-Side & UTV Engine Parts for 2021 Polaris Sportsman 450
Find parts that fit
We need more information about your vehicle to confirm fit.
Year
2021
Make
Polaris
Model
Sportsman 450
Submodel
Finish adding vehicle
Shop by category
Engines & Engine Parts
Other Engine Parts
Brackets & Hardware
Complete Cylinders
Complete Engines
Connecting Rods & Parts
Crankshafts
Cylinder Bolts
Cylinder Heads
Engine Bearings
Engine Covers
Engine Crankcases
Engine Mounts
Engine Rebuild Kits & Components
Engine Sensors & Switches
Flywheels & Flywheel Parts
Gaskets, Seals & Kits
Kick Start Levers
Oil Drain Plugs, Filler Caps & Dipsticks
Oil Filters
Oil Pans
Oil Pumps & Parts
Oil Tanks
Pistons, Rings & Piston Kits
Service Kits
Timing Components & Kits
Valvetrain Components
More
View more categories
All Listings
Auction
Buy It Now
Sort: Best Match
Best Match
Time: ending soonest
Time: newly listed
Price + Shipping: lowest first
Price + Shipping: highest first
Distance: nearest first
List View
Gallery View
974 results
Sort: Best Match
Best Match
Time: ending soonest
Time: newly listed
Price + Shipping: lowest first
Price + Shipping: highest first
Distance: nearest first
Filter
Compatible Year
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2004
Machine Type
ATV
UTV / SXS
Not Specified
Color
Silver
Multicolor
Black
Gray
Gold
White
Not Specified
Manufacturer Warranty
3 Months
1 Year
2 Years
Lifetime
Not Specified
Material
Aluminum
Stainless Steel
Steel
Alloy Steel
Plastic
Titanium
Not Specified
Condition
New
New other (see details)
Used
Price
Under C $50
C $50 to C $105
Over C $105
All Filters
3022701 Cylinder Piston Gasket Top End Kit For Polaris Sportsman 450 2017-2025 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
or Best Offer
C $30.58 shipping
Sprag Starter Clutch One Way Bearing for Polaris Sportsman 450 2017 2018 - 2021
Brand New
C $33.05
or Best Offer
C $21.35 shipping
93mm Top End Cylinder Piston Ring Gasket Kit For 2017-2022 Polaris Sportsman 450 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
or Best Offer
C $26.74 shipping
Gear Position Switch Sensor 2 Pin for Polaris Sportsman ACE 570 450 570 2014-23 (For: 2021 Polaris Sportsman 450)
Brand New
C $90.95
or Best Offer
C $17.49 shipping
Only 1 left!
2018-2024 Polaris Sportsman 450 Ranger 500 Decompressor Lever Kit 2207556 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $68.90
C $16.84 shipping
50 sold
2006-2007 2016-2021 Polaris Sportsman 450 EPS Utility OEM Oil Change Kit 2877473 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
(216)
C $77.17
C $55.89 shipping
957 sold
For Polaris Sportsman 400 450 500 570 Radiator Relocation Kit Bracket All Years (For: 2021 Polaris Sportsman 450)
Brand New
·
Unbranded
(3)
C $145.95
C $37.35 shipping
Only 2 left
2021 and up Polaris Sportsman 450 & 570 Low Profile Mesh Radiator Relocation Kit
Brand New
C $344.54
9 watching
Dalton Clutch Kit - 2017-2021 Polaris Sportsman 450 4x4 w/Oversize or Mud Tires
Brand New
·
Dalton Clutches
C $292.15
C $13.75 shipping
Hot Rods Connecting Rod Kit for 2016-2021 Polaris Sportsman 450 HO ATV
✅ Free Shipping ✅ Experienced Staff ✅ Authorized Dealer
Brand New
·
Hot Rods
C $332.67
C $30.18 shipping
Starter Gear For Polaris Sportsman 450 570 Ranger 500 570 ETX RZR 570 2014-2024 (For: 2021 Polaris Sportsman 450)
Brand New
C $59.25
or Best Offer
C $21.65 shipping
41 sold
17-20 Polaris Sportsman 450 Complete Engine Motor Rebuild Kit (For: 2021 Polaris Sportsman 450)
Brand New
C $2,065.92
C $118.44 shipping
Radiator Relocation Relocate Kits Brackets For Polaris Sportsman 400 450 500 570 (For: 2021 Polaris Sportsman 450)
Brand New
·
Unbranded
(2)
C $147.19
C $38.36 shipping
Only 2 left
3022701 Cylinder Piston Gasket Top End Rebuild Kit For Polaris Ranger 500 17-22 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
For Polaris Sportsman 450 HO 2021-22 Cylinder Piston Gasket Top End Kit 3022701 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
3022701 Cylinder Piston Gasket Top End Kit For Polaris Sportsman 450 2017-2024 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
Bronco Crankshaft Position Sensor For Polaris Sportsman 450 HO 2016-2021 (For: 2021 Polaris Sportsman 450)
See Fitment Below!
Brand New
·
Bronco
C $29.71
C $31.78 shipping
Polaris Sportsman 450 570 (2014-2022) Waterproof EVA Foam Fender Footpad Set (For: 2021 Polaris Sportsman 450)
Brand New
·
Quad Logic
C $55.06
C $21.53 shipping
Polaris Sportsman 450/570 (2014-24) Rear Torsion Bar Bushing Kits 5020827 (PAIR) (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $55.06
C $22.00 shipping
Only 1 left!
Dalton Clutch Kit - 2017-2021 Polaris Sportsman 450 4x4 w/25-27" Tires DP 450
Brand New
·
Dalton Clutches
(1)
C $270.10
C $13.75 shipping
17-20 Polaris Sportsman 450 Bottom End Rebuild Kit - Crankshaft Bearings (For: 2021 Polaris Sportsman 450)
Brand New
C $1,514.64
C $80.39 shipping
17-20 Polaris Sportsman 450 Engine Rebuild Kit - Crankshaft Piston Cylinder (For: 2021 Polaris Sportsman 450)
Brand New
C $1,790.28
C $109.48 shipping
7 watching
2006-2007 2016-2021 Polaris Sportsman 450 OEM Extreme Duty Oil Change 2890055 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $92.33
C $29.93 shipping
Cylinder Piston Gasket Top End Kit 3022701 For Polaris Sportsman 450 Ranger 500 (For: 2021 Polaris Sportsman 450)
Brand New
·
MaXpeedingRods
C $94.53
Was:
C $160.22
was - C $160.22
C $30.00 shipping
Only 2 left
Radiator Relocation Relocate Kit For Polaris Sportsman 400 450 500 570 All Years (For: 2021 Polaris Sportsman 450)
Brand New
C $145.95
C $38.31 shipping
41 watching
17-20 Polaris Sportsman 450 Complete Engine Motor Rebuild Kit (For: 2021 Polaris Sportsman 450)
Brand New
C $2,065.92
C $118.44 shipping
8 watching
2011-2021 Polaris Ace Ranger RZR Sportsman OEM 180F Thermostat & Gasket P91 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $82.66
C $17.24 shipping
89 sold
For Polaris Sportsman 450 Cylinder Piston 93mm Gasket Top End Kit 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $81.99
or Best Offer
C $29.59 shipping
For Polaris Sportsman 450 Cylinder Piston 93mm Gasket Top End Kit 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
Cylinder Piston Gasket Top End Kit 93mm For Polaris Sportsman 450 2017-2022 2018 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
Top End Kit 93mm 3022701 For Polaris Sportsman 450 2017+ Cylinder Piston Gasket (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
or Best Offer
C $26.74 shipping
For 2017-2022 Polaris Sportsman 450 Cylinder Piston Gasket Top End Kit 93mm (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
2011-2025 Polaris Ace Ranger RZR Sportsman Crew 4 XP OEM Thermostat 180F 7052496 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
(5)
C $68.90
C $16.84 shipping
143 sold
3022701 Cylinder Piston Gasket Top End Kit 93mm For Polaris Sportsman 450 17-22 (For: 2021 Polaris Sportsman 450)
Brand New
·
MaXpeedingRods
C $101.97
Was:
C $159.33
was - C $159.33
or Best Offer
C $30.24 shipping
Only 2 left
Flywheel Puller For Polaris SPORTSMAN 570 Ranger RZR 900 1000 XP TURBO 2011-2020 (For: 2021 Polaris Sportsman 450)
Brand New
C $24.05
or Best Offer
C $21.07 shipping
461 sold
Flywheel Puller Tool kit for Polaris Sportsman 300 335 400 450 500 600 700 800 (For: 2021 Polaris Sportsman 450)
Brand New
(11)
C $40.51
or Best Offer
C $21.57 shipping
54 sold
Polaris Sportsman 450/570 (2014-2024) Rear Torsion Bar Bushing Kit - 5020827 (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $31.63
C $20.84 shipping
Fit Polaris Sportsman 400/450/500/570 2004 - 2021 aluminum radaitor (For: 2021 Polaris Sportsman 450)
Brand New
·
Unbranded
C $136.44
or Best Offer
Free shipping
Cylinder Piston Gasket Top End Kit 93mm For Polaris Sportsman 450 2017 2018-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $82.80
Was:
C $88.09
was - C $88.09
or Best Offer
C $29.62 shipping
Cylinder Piston Rings Gasket Top End Kit For Polaris Sportsman 450 2017-2022 ATV (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
or Best Offer
C $30.58 shipping
5438903 For Polaris Sportsman 300 400 500 600 700 800 2X Upper Steering Bushing (For: 2021 Polaris Sportsman 450)
Brand New
C $19.09
or Best Offer
C $15.37 shipping
For Polaris Sportsman 450 570 2015-2022 Water Pump Rebuild Kit 3610173 AT-10082 (For: 2021 Polaris Sportsman 450)
Brand New
C $55.11
or Best Offer
C $16.43 shipping
50 sold
Fit Polaris Sportsman 400 450 500 570 All Year Radiator Relocation Relocate Kits (For: 2021 Polaris Sportsman 450)
Brand New
C $148.98
Was:
C $165.54
was - C $165.54
or Best Offer
C $96.65 shipping
13 sold
Polaris Sportsman 400 450 500 570 800 (2008-25) STEEL Shifter Bellcrank 3234584 (For: 2021 Polaris Sportsman 450)
Brand New
·
Quad Logic
C $26.12
C $15.57 shipping
172 sold
Polaris Ace 570 Ranger 570 Sportsman 570 (2017-2025) Crankshaft Assembly 2206356 (For: 2021 Polaris Sportsman 450)
Brand New
·
Quad Logic
C $826.85
C $60.45 shipping
Fits Polaris Sportsman 400 HO 450 500 570 All Radiator Relocation Kits Brackets (For: 2021 Polaris Sportsman 450)
Brand New
C $147.88
Was:
C $164.31
was - C $164.31
or Best Offer
C $67.12 shipping
Only 2 left
Polaris 3234057 Transmission Gear Box Drive Chain Sportsman Ranger 400 450 570's (For: 2021 Polaris Sportsman 450)
Brand New
·
Polaris
C $150.06
Was:
C $413.45
was - C $413.45
24 sold
FOR 2012-2020 POLARIS RANGER 570 & XP- NEW EBS PRIMARY DRIVE CLUTCH Complete ! (For: 2021 Polaris Sportsman 450)
Brand New
C $178.01
Was:
C $189.36
was - C $189.36
or Best Offer
C $31.57 shipping
4018938 Polaris Stator W W/CPS Sportsman 450/570 Ranger 570 (2021-2022)
Brand New
·
Polaris
C $868.80
Top End Kit 93mm 3022701 For Polaris Sportsman 450 2017+ Cylinder Piston Gasket (For: 2021 Polaris Sportsman 450)
Brand New
C $83.33
Was:
C $87.71
was - C $87.71
or Best Offer
C $29.65 shipping
Cylinder Piston Gasket Top End Kit 93mm For Polaris Sportsman 450 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $85.31
C $29.70 shipping
POLARIS OEM CYLINDER HEAD SOHC ASSY 3023627 SPORTSMAN 450 HO RANGER 500 2019 25
New (Other)
·
Polaris
C $1,239.00
or Best Offer
Caltric Starter Clutch Hub Sprag and Gasket for Sportsman 450 HO 2017 - 2022 (For: 2021 Polaris Sportsman 450)
CALTRIC Largest Selection of Quality Replacement Parts
Brand New
·
Caltric
C $49.60
C $21.36 shipping
Polaris Sportsman 450 570 (2015-2025) Water Pump Rebuild Kit - 3610173 (For: 2021 Polaris Sportsman 450)
Brand New
·
Quad Logic
C $110.19
C $23.15 shipping
For Polaris RANGER 570 Oil Fill Cap Filling Cover with O-ring 2016-2020 (For: 2021 Polaris Sportsman 450)
Brand New
C $25.35
Was:
C $27.55
was - C $27.55
C $15.56 shipping
2X 7721122 Crankshaft Woodruff Key For Polaris Sportsman Scrambler 570 850 1000 (For: 2021 Polaris Sportsman 450)
Brand New
C $15.56
or Best Offer
C $15.27 shipping
Only 2 left
2017+ Cylinder Piston Gasket Top End Kit 93mm 3022701 For Polaris Sportsman 450 (For: 2021 Polaris Sportsman 450)
Brand New
·
Unbranded
C $79.67
Was:
C $83.86
was - C $83.86
or Best Offer
C $28.38 shipping
For Polaris Sportsman 450 93mm Top End Cylinder Piston Gasket Kit 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $83.12
Was:
C $88.43
was - C $88.43
or Best Offer
C $29.63 shipping
ATV Cylinder Piston Gasket Top End Kit For Polaris Ranger 500 ETX 2WD 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
or Best Offer
C $30.58 shipping
Cylinder Piston Gasket Top End Kit 93mm Bore For Polaris Sportsman 450 2017-2022 (For: 2021 Polaris Sportsman 450)
Brand New
C $112.53
Was:
C $122.32
was - C $122.32
or Best Offer
C $25.26 shipping
Results Pagination - Page 1
1
2
3
4
5
6
7
8
9
10