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KB Hyper Piston - Shovelhead Hemi Dome -FL, FLH, FX 1978-84


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Price: $208.90
Item Number: KB288
Manufacturer: KB Pistons

Specifications
Bore: 3.498 Rod Length: 7.440 Pin Diameter: 0.7920
Stroke: 4.250 Comp. Ht: 1.285 Top Land: 0.000
Minimum Clearance Click Here To View
SPECIAL CLEARANCE REQUIREMENTS
OE Deck Height: 0.000 Weight Piston/Pin: 357/97
Head Type Dome Effective Head Volume -29.3c
Ext. Valve Depth 0.000 Ext. Valve Dia. 0.000
Int. Relief Depth 0.000 Int. Relief Dia. 0.000

Compression Ratios

7.2:1 with 117cc head.

Ring Packs

2-1/16

1-5/32

Ring Sets

see notes

Pin Number

792X216K

Lock Ring

RRN-81

Notes

Compression based on 117cc combustion chamber and .085" deck clearance. Flywheels should be rebalanced. Cylinder height - 5.330" Rings: 2M6127 - 2011 and prior manufacturing date 2M6164 - 2012 and later manufacturing date.

Oversizes:  STD, .005, .010, .020, .030, .040

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