DIAMOND PISTONS
Diamond Gen V LT2K LT1/LT4 4.065 Bore 4.000 Stroke -18.00cc Piston Kit 21609-RS-8
- PART NUMBER:
- 21609-RS-8
- MPN:
- 21609-RS-8
- Availability:
- Ships from manufacturer
- Shipping:
- Free over $50 in U.S. 48
- Type:
- Gen V LT1/LT4 Pistons
- Bore (in.):
- 4.065
- Stroke (in.):
- 4.000
- Rod Length (in.):
- 6.125
- Compression Height (in.):
- 1.115
- Crown Volume (cc):
- -18.0
- Compression Ratio w/59cc:
- 10.5:1
- Wrist Pins Included:
- Yes
- Wrist Pin Material:
- H-13 tool steel alloy
- Pin Diameter (in.):
- .927
- Pin Length (in.):
- 2.250
- Alloy:
- 2618
- Rings Included:
- Yes
- Ring Sizes:
- 1.5mm, 1.5mm, 3.0mm
- Int Valve Pocket Depth (in.):
- 0.200
- Exh Valve Pocket Depth (in.):
- 0.200
- Moly Coated Skirt:
- Yes
- For Use w/ Power Adder:
- Yes
- Quantity:
- Sold as set of 8
- Notes:
- For use with Gen V Heads
Description
Diamond Gen V LT2K LT1/LT4 4.065 Bore 4.000 Stroke -18.00cc Piston Kit 21609-RS-8
Forced pin oilers from the oil ring; Pin Fitted; Moly Coated Skirts; 3D Pockets; Inboard Forging; Pins, Lock's & Support Rails (if required) included.
Piston Features:
- 3D milling on piston crowns for ready to install finish
- Inboard forging design with fully machined under crown for maximum strength
- Valve pockets Designed to work with Chevy Gen V LT1/LT4 cylinder heads
- Side gas ports for better ring seal
- Moly skirt coating for friction loss and skirt wear protection
- Top ring down dimension: .300"
- Ratios figured for .053 head gasket
- Premium 1.5mm x 1.5mm x 3.0mm ring package included
- Premium H-13 .250W wrist pins included chamfered for round wire locks
- Valve pocket depth: 0.200" intake and .200" exhaust
- 2618 material for High HP-NOS-Boost applications - rated for 2000HP
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