DIAMOND PISTONS
Diamond LS 4.130 Bore 4.000 Stroke -23cc Dish Piston Kit 11591-R1-8
- PART NUMBER:
- 11591-R1-8
- MPN:
- 11591-R1-8
- Availability:
- Ships from Manufacturer
- Type:
- Dish Pistons
- Bore (in.):
- 4.130
- Stroke (in.):
- 4.000
- Rod Length (in.):
- 6.077
- Compression Height (in.):
- 1.163
- Crown Volume (cc):
- -23.0
- Compression Ratio w/70cc:
- 9.5
- WRIST PINS INCLUDED:
- Yes
- WRIST PIN MATERIAL:
- 4130
- PIN DIAMETER (in.):
- .9252
- PIN LENGTH (in.):
- 2.250
- Alloy:
- 2618
- RINGS INCLUDED:
- Yes
- Ring Sizes:
- 1.2mm, 1.2mm, 3.0mm
- WEIGHT (G):
- 453
- INT VALVE POCKET DEPTH (IN.):
- 0.206
- EXH VALVE POCKET DEPTH (IN.):
- 0.148
- MOLY COATED SKIRT:
- Yes
- FOR USE W/ POWER ADDER:
- Yes
- QUANTITY:
- Sold as set of 8
- NOTES:
- For use with 12 Degree Valve Angle LS Heads
On Sale
Description
Diamond LS 4.130 Bore 4.000 Stroke -23cc Dish Piston Kit 11591-R1-8
Piston Features:
- 3D milling on piston crowns for ready to install finish
- Inboard forging design for maximum strength
- Valve pockets designed to work with most aftermarket cylinder heads
- Offset pins for quiet operation
- Moly skirt coating for friction loss and skirt wear protection
- Top ring down dimension: .250"
- Ratios figured for .040 head gasket
- Premium 1.2mm x 1.2mm x 3.0mm ring package included
- 2618 material for High HP-NOS-Boost applications