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![3-4780-3661 FX-Series Dome Top Piston Set for 2018-2020 Ford Coyote DI, 3.661 in. Bore, +1cc Volume [Stroker]](https://www.jegs.com/images/mini_750/900/915/915-3-4780-3661.jpg)
Vehicle Info NeededDSS RACINGPART NUMBER: 915-3-4780-3661
3-4780-3661 FX-Series Dome Top Piston Set for 2018-2020 Ford Coyote DI, 3.661 in. Bore, +1cc Volume [Stroker]
$1,01995
Ships on 09/15/2026
Lowest Price GuaranteeFord Coyote
FX-Series Dome Top Piston Set2018-2020 Ford Coyote DI Bore: 3.661 in. Head Volume: +1cc Material: Forged 2619 Pin Diameter: .866 in. Pin Style: Press or Full Floating Ring Thickness: 1.5/1.5/3 mm Stroker Set of 8
DSS Racing 3-4780-3661 Features:
- Strong, Heat Resistant 2618 Alloy
- Proprietary "DMAX" Multi Stage Forging Process, Produces' a Superior Forging
- Patented "X Groove" Skirt for Superior Cylinder & Ring Performance & Durability
- Advanced Ring Lands Featuring a Combination of Accumulators and Drilling Ops.
- Ten top Land Horizontal Gas Ports For the Ultimate In Ring seal and Performance
- 6 additional areas of CNC milling for weight reduction in non critical areas.
- Thinner Ring Grooves Maximize Critical Ring Land Strength
- Larger CNC Machined Valve Reliefs for More Aggressive Head & Cam Combinations
- DSS XR Heavy Wall Piston Pins
- Precision CNC Finished Pin Bores
- Double Spiro lock Pin Locks, Provide Redundancy
- Drilled Forced Wrist Pin Oiling
- Drilled Bottom Ring Land Intersecting Oil Drain Backs
- Advanced Profile Precision Diamond-Turned Skirts
- Ring Set Required: RS-DM200-3661
- Ring Series: DM200
- Fits Base Engine: 5.0
- Compression Ratio: 52cc-12.18, 57cc-11.29, 62cc-10.53
- Calculated Zero Deck: 8.915
- Compression Height: 1.09 in.
- Rod Length: 5.95 in.
- Stroke: 3.75 in. (Stroker)
- Pin Locking Rings Included: Yes
- Wrist Pin Included: Yes
- Oil Rail Support Ring Included: Required
- With Rings Without Rings: Without Rings
- Total Valve Reliefs: 4
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)1.09
Bore (In)3.661
Wrist Pin StylePress or Full Floating
QuantitySet of 8
Piston Head Volume+1cc
Piston StyleDome Top
Compression Ratio52cc-12.18, 57cc-11.29, 62cc-10.53
Ring Thickness1.5/1.5/3 mm
Piston MaterialForged 2619
Pin Diameter (In)0.866
Part FitmentSemi Universal
Wrist Pin IncludedYes
Snap Rings IncludedYes
Vendor Part Number3-4780-3661
Package Qty1
Package TypeEA
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