$5 Off Your $100 Mobile App Purchase - Get the App

$5 Off Your $100 Mobile App Purchase - Get the App

Summit Racing Gift Cards - ALWAYS the Perfect Gift!

Filters

  • In Stock
  • Brand
  • Make/Engine
  • Piston Rings Included
  • Rod Length
  • Piston Style
  • Compression Height (in.)
  • Piston Head Volume (cc)
  • Wrist Pin Style
  • Piston Ring Thickness
  • File Fit
  • Top Ring Thickness
  • Price Range
  • Filter Options

Selected Filters

Filter Results by Vehicle

Loading...

Availability

  • Filters

  • Brand
  • Make/Engine
  • Piston Rings Included
  • Rod Length
  • Piston Style
  • Compression Height (in.)
  • Piston Head Volume (cc)
  • Wrist Pin Style
  • Piston Ring Thickness
  • File Fit
  • Top Ring Thickness
  • Price Range
  • Filter Options

Pistons

Showing In Stock Items. Show All 93 Items.

Individual Parts
Part Groups

Results 1 - 25 of 90

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2300-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2300-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2300-4185

Piston Set, 400 SBC K1-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-K1-2300-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8123-4185

Made in the USA D.S.S. SX-Series Forged Pistons 8123-4185

D.S.S. SX-Series Forged Pistons 8123-4185

Piston Set, 400 SBC SX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8123-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Pistons 8125-4185

Made in the USA D.S.S. SX-Series Forged Pistons 8125-4185

D.S.S. SX-Series Forged Pistons 8125-4185

Piston Set, 400 SBC SX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-8125-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-3720-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-3720-4185

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-3720-4185

Piston Set, 427C / Boss Stroker SBF 351C 1-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.185 bore

Part Number: DMS-1-3720-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8133-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8133-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8133-4185

Piston Set, 400 SBC SX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K8133-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8120-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8120-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8120-4185

400 SBC SX SERIES PISTONS W RI

Part Number: DMS-K8120-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2400-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2400-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2400-4185

Piston Set, 400 SBC K1-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-K1-2400-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2408-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2408-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2408-4185

k1-2408-4185-400-small-block-chevy-k1-fx-series-4cc-dome-top-forged-piston-set-4-185-bore

Part Number: DMS-K1-2408-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2405-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2405-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2405-4185

Piston Set, 400 SBC K1-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2405-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2403-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2403-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2403-4185

Piston Set, 400 SBC K1-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2403-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8136-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8136-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8136-4185

Piston Set, 400 SBC SX Series -28cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K8136-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8137-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8137-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8137-4185

Piston Set, 400 SBC SX Series +4cc Dome Top Piston Set. 4.185 bore

Part Number: DMS-K8137-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3720-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3720-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3720-4185

Piston Set, 427C / Boss Stroker SBF 351C 2-FX Series -3cc Flat Top Boss/Canted Piston Set. 4.185 bore

Part Number: DMS-2-3720-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8127-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8127-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8127-4185

Piston Set, 400 SBC SX Series +4cc Dome Top Piston Set. 4.185 bore

Part Number: DMS-K8127-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3721-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3721-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-3721-4185

Piston Set, 400C / Boss Stroker SBF 351C 2-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.185 bore

Part Number: DMS-2-3721-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. SX-Series Forged Piston and Ring Kits K8125-4185

Made in the USA D.S.S. SX-Series Forged Piston and Ring Kits K8125-4185

D.S.S. SX-Series Forged Piston and Ring Kits K8125-4185

Piston Set, 400 SBC SX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K8125-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2308-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2308-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2308-4185

k1-2308-4185-400-small-block-chevy-k1-fx-series-4cc-dome-top-forged-piston-set-4-185-bore

Part Number: DMS-K1-2308-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2305-4185

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2305-4185

D.S.S. FX-Series Forged 4032 Alloy Piston and Ring Kits K1-2305-4185

Piston Set, 400 SBC K1-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K1-2305-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2400-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2400-4185

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2400-4185

Piston Set, 400 SBC K3-FX Series -5cc Flat Top Piston Set. 4.185 bore

Part Number: DMS-K3-2400-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2305-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2305-4185

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2305-4185

Piston Set, 400 SBC K3-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K3-2305-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2405-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2405-4185

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2405-4185

Piston Set, 400 SBC K3-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K3-2405-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-3721-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-3721-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-3721-4185

Piston Set, 400C / Boss Stroker SBF 351C 3-FX Series -13cc Dish Top Boss/Canted Piston Set. 4.185 bore

Part Number: DMS-3-3721-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2305-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2305-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2305-4185

Piston Set, 400 SBC 3-FX Series -21cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-3-2305-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2406-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2406-4185

D.S.S. FX-Series Forged 2618 Alloy Pistons with XR Wrist Pins 3-2406-4185

-28cc Dish Top SBC 23 Degree Forged 2618

Part Number: DMS-3-2406-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2303-4185

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2303-4185

D.S.S. FX-Series Forged 2618 Alloy Piston and Ring Kits with XR Wrist Pins K3-2303-4185

Piston Set, 400 SBC K3-FX Series -16cc Dish Top Piston Set. 4.185 bore

Part Number: DMS-K3-2303-4185

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 20, 2026 if ordered today

Modal Header

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