Piston Set, 2618, Inv Dome/Dish, 3.813 Bore, 1.314 CD, 0.792 Pin, Set of 2.

Part Number 308419 (132899802)

UPC: 193564026323

Package contents: 1 Each per Box

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Description

As the leader in forged racing pistons, JE Pistons has been at the forefront of V-Twin and Harley-Davidson piston performance for decades, with over 75 years of experience. JE's carefully developed line of V-Twin pistons is engineered, forged and machined 100 percent in the USA and are designed for each specific engine and use application to provide the ultimate combination of durability and performance. From fun and powerful cruisers to all-out V-Twin drag racing, JE Pistons' performance is proven with every handful of throttle. Equip your bike with the best in forged pistons.

Fitment

This part fits the following vehicles.

Harley-Davidson

1985 FLH Electra Glide
1998 FLHRCI Road King Classic
1996-1997 FLHRI Road King
1994-1998 FLHR Road King
1987-1993 FLHS Electra Glide Sport
1985-1998 FLHTC Electra Glide Classic
1996-1998 FLHTCI Electra Glide Classic
1989-1997 FLHTCU Electra Glide Ultra Classic
1995-1998 FLHTCUI Electra Glide Ultra Classic
1986-1987, 1995-1998 FLHT Electra Glide Standard
1985 FLHX Electra Glide Special
1988-1999 FLSTC Heritage Softail Classic
1990-1999 FLSTF Fat Boy
1986-1990 FLST Heritage Softail
1993 FLSTN Heritage Softail Nostalgia
1994-1996 FLSTN Heritage Softail Special
1997-1999 FLSTS Heritage Springer
1985-1991 FLTC Tour Glide Classic
1996 FLTCUI Tour Glide Ultra Classic
1989-1995 FLTCU Tour Glide Ultra Classic
1998 FLTRI Road Glide
1998 FLTR Road Glide
1992 FXDB-D Dyna Glide Daytona
1991 FXDB-S Dyna Glide Sturgis
1992 FXDC Super Glide Custom
1995-1998 FXD Dyna Super Glide
1993-1998 FXDL Dyna Low Rider
1994-1998 FXDS-Conv Dyna Convertible
1993-1998 FXDWG Dyna Wide Glide
1985 FXEF Fat Bob
1987-1994 FXLR Low Rider Custom
1985, 1987 FXRC Low Rider Chrome
1986 FXRD Sport Glide Grand Touring
1990-1993 FXRS-Conv Low Rider Sport Convertible
1985-1992 FXRS Low Glide
1986-1993 FXRS-SP Low Rider Sport
1986-1994 FXR Super Glide II
1985-1992 FXRT Sport Glide
1983-1985 FXSB Low Rider - Belt
1986-1999 FXSTC Softail Custom
1995-1997 FXSTSB Bad Boy
1985-1990, 1999 FXST Softail Standard
1988-1999 FXSTS Springer Softail
1985-1986 FXWG Wide Glide

Features & benefits

Proprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin
Includes high-quality wrist pins, locks, and JE Pro Seal premium piston rings
Made 100% in the USA
Accumulator Groove: A specialty groove between the top and second ring provides added volume for blow-by gases. This helps reduce pressure between the rings, improving top ring seal and minimizing ring flutter at high cylinder pressures.
Pin Fit: The pin bore is precision honed to attain an exact pin clearance. Clearances typically range from .0003 to .0010 between the wrist pin and pin bore.
Forged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications
Race-inspired two-ring design promotes quick revving and throttle response for noticeable power
Designed specifically for RevTech 100 Engines to provide optimized performance durability
Designed specifically for each engine and use application to provide optimized performance durability

Specifications

2nd Groove Width	0.064 in
3D Undercrown Milling	No
Accumulator Groove	Yes
Anodize Top Ring Groove	No
Bore Diameter	96.84 mm
Combo 2	No
Compression Height	1.314
Compression Ratio	0.3784837962963
Compression Ratio Actual	9.50:1
Contact Reduction	No
Country Of Origin	USA
Cylinder Head	REVTEC
Double Pin Oilers	No
DVGP	No
Econo Undercrown Milling	No
EN Plating	No
Engine	HARLEY
Engine Displacement	1340 EVO
Engine Stroke	4.375 in
Engine Type	ICE
Exhaust Angle	31
Exhaust Depth	.200
Exhaust Diameter	1.800
Forging Type	Round
Gas Distribution	No
Intake Angle	27
Intake Depth	.200 in
Intake Diameter	2.125 in
Lateral Gas Ports	No
Mill Undercrown	No
Oil Groove Width	0.15900 in
Oil Ring Thickness	0.159 in
Pin Fit	Yes
Piston Average Weight	417 gr
Piston Head Type	Dish
Piston Material	2618
Piston Series	JE Pistons
Piston To Wall Clearance	-0.0025 in
Piston Volume	-6.90 cc
Product Market	V-Twin
Product Type	Engine Piston Kit
Ring Set - Recommended	J190F1-3818
Ring Set Included	Yes
Ring Set Part Number	J190F1-3818
Second Compression Ring Thickness	0.0640 in
Skirt Coat	No
Smooth Crown Finish	No
Thermal Crown	No
Top Compression Ring Thickness	0.0640 in
Top Groove Width	0.06400 in
Tuff Skirt	No
Ultra Dome	No
Ultra Groove	No
Ultra Groove Plus Gas Port	No
Vertical Gas Ports	No
Wrist Pin Length	2.500 in
Wrist Pin Material	5115 Low Carbon Steel, Case Hardened
Wrist Pin Outer Diameter	0.792 in
Wrist Pin Wall Thickness	0.140 in

Warranty

30 Months

About JE Pistons

JE pistons are all designed, forged, and machined in-house, allowing control over every step of the piston-making process. JE Pistons 7+ decades of experience in high-level racing has led to offering premium racing features, including full billet construction, EN plating, and purpose-designed coatings, to name a few.

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.