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KB Hyper Piston - Evo-Sportster Flat Top883 to 1200 Conversion 1986-Present


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Price: $208.90
Item Number: KB410
Manufacturer: KB Pistons

Specifications
Bore: 3.498 Rod Length: 6.926 Pin Diameter: 0.7920
Stroke: 3.812 Comp. Ht: 1.090 Top Land: 0.000
Minimum Clearance Click Here To View
SPECIAL CLEARANCE REQUIREMENTS
OE Deck Height: 0.000 Weight Piston/Pin: 310/97
Head Type Flat Top Effective Head Volume +.05cc
Ext. Valve Depth 0.000 Ext. Valve Dia. 0.000
Int. Relief Depth 0.000 Int. Relief Dia. 0.000

Compression Ratios

9.0:1 with 51cc head

Ring Packs

2-1/16

1-3/16

Ring Sets

2M6127

Pin Number

0792X216K

Lock Ring

RRN-81

Notes

Cwith pin, lockring, ring set, and oil support rail ring. Piston is .125" deblow deck.  Oil ring support R-1102 for STD, .005, .010, .020 and R-103 for .030 and R-104 for .040.  Oversizes:  STD, .005, .010, .020, .030, .040

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