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![K8790-3903 E-Series Flat Top Piston Set for 1997-2005 Chevy LS, 3.903 in. Bore, -3cc Volume [OEMStroker]](https://www.jegs.com/images/mini_750/900/915/915-k8790-3903.jpg)
Vehicle Info NeededDSS RACINGPART NUMBER: 915-K8790-3903
K8790-3903 E-Series Flat Top Piston Set for 1997-2005 Chevy LS, 3.903 in. Bore, -3cc Volume [OEMStroker]
$59495
Ships on 09/15/2026
Lowest Price GuaranteeGM Gen III/IV LS
E-Series Flat Top Piston Set1997-2005 Chevy LS Bore: 3.903 in. Head Volume: -3cc Material: Forged 4032 Pin Diameter: .927 in. Pin Style: Press or Full Floating Ring Thickness: 1.5/1.5/3 mm OEMStroker Set of 8
DSS Racing K8790-3903 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)
- Includes matching DSS Racing Moly ring set.
- Ring Set Required: RS-DM200-3903
- Ring Series: DM200
- Fits Base Engine: 4.8 - 5.3 - LS1 - LS6 - Stroker
- Compression Ratio: 64cc-11.48, 66cc-11.21, 72cc-10.47
- Calculated Zero Deck: 9.24
- Compression Height: 1.115 in.
- Rod Length: 6.125 in.
- Stroke: 4 in. (OEMStroker)
- Pin Locking Rings Included: Yes
- Wrist Pin Included: Yes
- Oil Rail Support Ring Included: Required
- With Rings Without Rings: With Rings
- Total Valve Reliefs: 2
Part TypePiston
BrandDSS RACING
Package Height10.0
Package Width10.0
Package Length10.0
Weight17.0 PG
Part CategoryPerformance Parts
Pin Lock Rings IncludedYes
Compression Height (In)1.115
Bore (In)3.903
Wrist Pin StylePress or Full Floating
QuantitySet of 8
Piston Head Volume-3cc
Piston StyleFlat Top
Compression Ratio64cc-11.48, 66cc-11.21, 72cc-10.47
Ring Thickness1.5/1.5/3 mm
Piston MaterialForged 4032
Pin Diameter (In)0.927
Part FitmentSemi Universal
Wrist Pin IncludedYes
Snap Rings IncludedYes
Vendor Part NumberK8790-3903
Package Qty1
Package TypeEA
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