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![8780-3820 E-Series Flat Top Piston Set for 1997-2005 Chevy LS, 3.820 in. Bore, -3cc Volume [OEM Stroke]](https://www.jegs.com/images/mini_750/900/915/915-8780-3820.jpg)
Vehicle Info NeededDSS RACINGPART NUMBER: 915-8780-3820
8780-3820 E-Series Flat Top Piston Set for 1997-2005 Chevy LS, 3.820 in. Bore, -3cc Volume [OEM Stroke]
$44995
Ships on 09/16/2026
Lowest Price GuaranteeGM Gen III/IV LS
E-Series Flat Top Piston Set1997-2005 Chevy LS Bore: 3.820 in. Head Volume: -3cc Material: Forged 4032 Pin Diameter: .943 in. Pin Style: Press or Full Floating Ring Thickness: 1.5/1.5/3 mm OEM Stroke Set of 8
DSS Racing 8780-3820 Features:
- Forged from Wear Resistant 4032 Alloy
- Substantially Stronger than Hypereutectic Type Cast Pistons
- Fully Machined Piston Crown
- Light Weight Design
- Precision CNC Finished Pin Bores
- Heavy-Duty Piston Pins
- Full-Floating or Press Fit
- Double True Arc Pin Locks Provide Redundancy
- Forged Oil Drain-Back Window's
- Forged Side Relief's
- Precision Diamond-Turned Skirts
- Boost and NOS Ready! (Mild Levels)
- Ring Set Required: RS-DM200-3820
- Ring Series: DM200
- Fits Base Engine: 4.8 - 5.3 - LS1 - LS6
- Compression Ratio: 64cc-10.13, 66cc-9.89, 72cc-9.24
- Calculated Zero Deck: 9.239
- Compression Height: 1.33 in.
- Rod Length: 6.098 in.
- Stroke: 3.622 in. (OEM Stroke)
- Pin Locking Rings Included: Yes
- Wrist Pin Included: Yes
- Oil Rail Support Ring Included: N/A
- With Rings Without Rings: Without Rings
- Total Valve Reliefs: 2
Part TypePiston
BrandDSS RACING
Package Height7.0
Package Width8.5
Package Length8.5
Weight16.0 PG
Part CategoryPerformance Parts
Pin Lock Rings IncludedYes
Compression Height (In)1.33
Bore (In)3.82
Wrist Pin StylePress or Full Floating
QuantitySet of 8
Piston Head Volume-3cc
Piston StyleFlat Top
Compression Ratio64cc-10.13, 66cc-9.89, 72cc-9.24
Ring Thickness1.5/1.5/3 mm
Piston MaterialForged 4032
Pin Diameter (In)0.943
Part FitmentSemi Universal
Wrist Pin IncludedYes
Snap Rings IncludedYes
Vendor Part Number8780-3820
Package Qty1
Package TypeEA
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