More Power in Every Purchase - Join the Summit Rewards Program Today!

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center
1-800-230-3030

Call Us
My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
1-800-230-3030 1-800-230-3030
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

More Power in Every Purchase - Join the Summit Rewards Program Today!

Save Now on Select Race Products and Start Your Season With a Win!

Filters

In Stock
- In Stock Items, Including at a Supplier. Ships In a Few Days. (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Section
- Camshafts & Valvetrain
- Pistons & Piston Rings
Part Type
- Pistons (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Camshaft Accessory Kits (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Valve Springs (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Brand
- DSS Racing (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Manley (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filter Options
- Made In USA (6)

Selected Filters

Home
Product Results

Availability

- In Stock Items, Including at a Supplier. Ships In a Few Days. (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Section
- Camshafts & Valvetrain
- Pistons & Piston Rings
Part Type
- Pistons (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Camshaft Accessory Kits (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Valve Springs (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Brand
- DSS Racing (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Manley (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filter Options
- Made In USA (6)

8 Results Found For "26140"

Highlight Keywords

Showing All Items, Including Not in Stock Items That Match "26140"

Individual Parts

Part Groups

Results 1 - 8 of 8

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4120

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4120

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4120

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.120 bore

Part Number: DMS-2-6140-4120

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4190

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4190

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4190

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.190 bore

Part Number: DMS-2-6140-4190

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4160

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4160

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4160

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.160 bore

Part Number: DMS-2-6140-4160

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4180

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4180

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4180

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.180 bore

Part Number: DMS-2-6140-4180

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Manley Camshaft Accessory Kits 26140

Manley Camshaft Accessory Kits 26140

Manley Camshaft Accessory Kits 26140

Honda K20A/K20Z Valve Spring Kit

Part Number: MAN-26140

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

...Loading

Estimated Ship Date: May 18, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4125

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4125

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4125

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.125 bore

Part Number: DMS-2-6140-4125

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4150

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4150

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6140-4150

Piston Set, 466 Late Pontiac 2-FX Series -7cc Late Flat Top Piston Set. 4.150 bore

Part Number: DMS-2-6140-4150

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 27, 2026 if ordered today

Manley Valve Springs 26140K

Manley Valve Springs 26140K

Manley Valve Springs 26140K

KIT-SPRING/RETAINER/LOCK

Part Number: MAN-26140K

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

...Loading

Estimated Ship Date: May 18, 2026 if ordered today

1

Page 1 of 1

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header