Car Care Month - We Have All The Parts, Tools & Expertise You Need!

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

Celebrate Car Care Month With Savings!

$5 Off Your $100 Mobile App Purchase!

Filters

In Stock
- In Stock Items. Ships Today. (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.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (7) 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 (48) 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.
Make/Engine
Piston Rings Included
- No (4)
- Yes (3)
Actual Engine Displacement
- 6.1L/370 (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.
Piston Style
- Flat top, with two valve reliefs (5) 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.
- Dish, with two valve reliefs (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.
Piston Head Volume (cc)
- +5.00cc (4) 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.
- +10.00cc (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.
- +3.00cc (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.
Wrist Pin Style
- Press-fit or floating (4) 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.
- Floating (3) 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.
Piston Ring Thickness
- 1.50mm x 1.50mm x 3.00mm (5) 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.
- 1.20mm x 1.20mm x 3.00mm (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.
Top Ring Thickness
- 1.5mm (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.
- 1.2mm (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.
Top Ring Material
- Ductile iron (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.
- Steel (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.
Top Ring Facing Material
- Plasma-moly (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.
- Gas nitrided (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.
Second Ring Thickness
- 1.5mm (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.
- 1.2mm (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.
Price Range
Filter Options
- Made In USA (7)

Selected Filters

Filter Results by Vehicle

Loading...

Home
Pistons
Product Results

Availability

- In Stock Items. Ships Today. (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.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (7) 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 (48) 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
Make/Engine
Piston Rings Included
- No (4)
- Yes (3)
Actual Engine Displacement
- 6.1L/370 (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.
Piston Style
- Flat top, with two valve reliefs (5) 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.
- Dish, with two valve reliefs (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.
Piston Head Volume (cc)
- +5.00cc (4) 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.
- +10.00cc (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.
- +3.00cc (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.
Wrist Pin Style
- Press-fit or floating (4) 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.
- Floating (3) 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.
Piston Ring Thickness
- 1.50mm x 1.50mm x 3.00mm (5) 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.
- 1.20mm x 1.20mm x 3.00mm (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.
Top Ring Thickness
- 1.5mm (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.
- 1.2mm (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.
Top Ring Material
- Ductile iron (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.
- Steel (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.
Top Ring Facing Material
- Plasma-moly (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.
- Gas nitrided (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.
Second Ring Thickness
- 1.5mm (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.
- 1.2mm (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.
Price Range
Filter Options
- Made In USA (7)

Pistons

Showing In Stock Items. Show All 48 Items.

Individual Parts

Part Groups

Results 1 - 7 of 7

D.S.S. SX-Series Forged Piston and Ring Kits K1820-4030

Made in the USA

D.S.S. SX-Series Forged Piston and Ring Kits K1820-4030

D.S.S. SX-Series Forged Piston and Ring Kits K1820-4030

Pistons, Rings, SX-Series, Forged, 5.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1820-4030

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

D.S.S. SX-Series Forged Pistons 1821-4030

Made in the USA

D.S.S. SX-Series Forged Pistons 1821-4030

D.S.S. SX-Series Forged Pistons 1821-4030

Pistons, SX-Series, Forged, 10.00cc Dish, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1821-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K1821-4030

Made in the USA

D.S.S. SX-Series Forged Piston and Ring Kits K1821-4030

D.S.S. SX-Series Forged Piston and Ring Kits K1821-4030

Pistons, Rings, SX-Series, Forged, 10.00cc Dish, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K1821-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 1820-4030

Made in the USA

D.S.S. SX-Series Forged Pistons 1820-4030

D.S.S. SX-Series Forged Pistons 1820-4030

Pistons, SX-Series, Forged, 5.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-1820-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

D.S.S. FX-Series Forged Piston and Ring Kits K2-2820-4030

Made in the USA

D.S.S. FX-Series Forged Piston and Ring Kits K2-2820-4030

D.S.S. FX-Series Forged Piston and Ring Kits K2-2820-4030

Pistons, Rings, FX-Series, Forged, 5.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K2-2820-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

D.S.S. E Series Forged Pistons 8775-4030

Made in the USA

D.S.S. E Series Forged Pistons 8775-4030

D.S.S. E Series Forged Pistons 8775-4030

Piston Set, 6.0 / LS2 / L98 / LQ9 LS E Series +3cc LS Flat Top Piston Set. 4.030 bore

Part Number: DMS-8775-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2820-4030

Made in the USA

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2820-4030

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-2820-4030

Pistons, FX-Series, Forged, 5.00cc Flat, 4.030 in. Bore, Chevy LS, Set of 8

Part Number: DMS-2-2820-4030

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 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