Skip to Content
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • 15 million satisfied customers 15 million satisfied customers
  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store

5-40-10 Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

More
Nipple-Oil Filter
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841602

 

More
$30.40
Compare At:
$33.44
You Save:
$3.04

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Camshaft
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841603

 

More
$113.26
Compare At:
$124.58
You Save:
$11.32

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Rod-Choke
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841613

 

More
$34.40
Compare At:
$37.84
You Save:
$3.44

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Bracket-Support
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841614

 

More
$14.62
Compare At:
$16.08
You Save:
$1.46

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841619

 

More
$2.29
Compare At:
$2.52
You Save:
$0.23

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Screw
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841621

 

More
$2.29
Compare At:
$2.52
You Save:
$0.23

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Seal-O Ring
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841647

 

More
$3.11
Compare At:
$3.42
You Save:
$0.31

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Nozzle-Carburetor
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841648

 

More
$23.62
Compare At:
$25.98
You Save:
$2.36

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Gasket-Nozzle
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841649

 

More
$3.25
Compare At:
$3.58
You Save:
$0.33

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Bowl-Float
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841650

 

More
$24.13
Compare At:
$26.55
You Save:
$2.41

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Gasket-Float Bowl
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841651

 

More
$3.11
Compare At:
$3.42
You Save:
$0.31

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Engine O-Ring Seal
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841653

Engine o-ring seal prevents oil and fuel leaks. Replace when cracked, brittle, or leaking to maintain proper engine performance. Verify fit with your model.

More
$16.31
Compare At:
$19.41
You Save:
$3.10

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Gasket-Carb Plate
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841655

 

More
$7.38
Compare At:
$8.12
You Save:
$0.74

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Screen-Rotating
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841840

 

More
$25.45
Compare At:
$28.00
You Save:
$2.55

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Kit-Idle Speed
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841842

 

More
$4.64
Compare At:
$5.11
You Save:
$0.46

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
Knob-A C Cover
Genuine Midwest Engine part
By: Midwest Engine
Part Number: 841846

 

More
$12.94
Compare At:
$14.23
You Save:
$1.29

Out Of Stock

Usually ships within 4 - 14 days

Add to Cart
  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store