$20 Off $250 / $40 Off $500 / $80 Off $1,000 - Use Promo Code: CLASSIC

$20 Off $250 / $40 Off $500 / $80 Off $1,000
Use Promo Code: CLASSIC

Save Now on Select Restoration Parts & Supplies!

Filters

  • In Stock
  • Bore (in.)
  • Bore (mm)
  • Actual Engine Displacement
  • Filter Options

Selected Filters

Availability

  • Filters

  • Bore (in.)
  • Bore (mm)
  • Actual Engine Displacement
  • Filter Options

10 Results Found For "D6243D"

Showing In Stock Items. Show All 10 Items.

Individual Parts
Part Groups

Results 1 - 10 of 10

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3800

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3800

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3800

Piston Set, 350 Buick V8 1-FX Series -15cc Buick Dish Top Piston Set. 3.800 bore

Part Number: DMS-1-6243-3800

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3810

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3810

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3810

Piston Set, 350 Buick V8 1-FX Series -15cc Buick Dish Top Piston Set. 3.810 bore

Part Number: DMS-1-6243-3810

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3820

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3820

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3820

Piston Set, 350 Buick V8 1-FX Series -15cc Buick Dish Top Piston Set. 3.820 bore

Part Number: DMS-1-6243-3820

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3830

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3830

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3830

Piston Set, 350 Buick V8 1-FX Series -15cc Buick Dish Top Piston Set. 3.830 bore

Part Number: DMS-1-6243-3830

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3840

Made in the USA D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3840

D.S.S. FX-Series Forged 4032 Alloy Pistons 1-6243-3840

Piston Set, 350 Buick V8 1-FX Series -15cc Buick Dish Top Piston Set. 3.840 bore

Part Number: DMS-1-6243-3840

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3800

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3800

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3800

Piston Set, 350 Buick V8 2-FX Series -15cc Buick Dish Top Piston Set. 3.800 bore

Part Number: DMS-2-6243-3800

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3810

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3810

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3810

Piston Set, 350 Buick V8 2-FX Series -15cc Buick Dish Top Piston Set. 3.810 bore

Part Number: DMS-2-6243-3810

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3820

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3820

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3820

Piston Set, 350 Buick V8 2-FX Series -15cc Buick Dish Top Piston Set. 3.820 bore

Part Number: DMS-2-6243-3820

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3830

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3830

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3830

Piston Set, 350 Buick V8 2-FX Series -15cc Buick Dish Top Piston Set. 3.830 bore

Part Number: DMS-2-6243-3830

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3840

Made in the USA D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3840

D.S.S. FX-Series Forged 2618 Alloy Pistons 2-6243-3840

Piston Set, 350 Buick V8 2-FX Series -15cc Buick Dish Top Piston Set. 3.840 bore

Part Number: DMS-2-6243-3840

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 5, 2026 if ordered today

  • 1
  • Page 1 of 1

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