3499HC UEM Silv-O-Lite Piston - Cast 390 Alloy, 3.8976" Bore, 3.622" Stroke, .943" Pin, 10.5:1 w/ 64.5cc Heads
**For Use with 97-06 GM LS1 LS6 Vehicles**
Cast Flat Top Hypereutectic Pistons, Coated Side Skirts, 3.8976" Bore, 3.622" Stroke, .943" Pin, 10.5:1 w/ 64.5cc Heads
***For Use with 6.089" Connecting Rods and 3.622" Crankshaft Stroke***
Product Specifications |
| Sold As | Sold as a set of 8 |
| Engine Manufacturer | GM |
| Engine Family | Chevy Small Block Gen III/IV (LS-Based Engines) |
| VIN Code | S |
| OE Assembly | 89017581 |
| Eng. Disp Liters | 5.7 |
| Eng. Disp. In. | 346 |
| Piston Head Type | Flat |
| Compression Ratio | 10.5 |
| Top Land | .200 |
| Pin Type | Floating |
| Piston Pin Outside Diameter MM | 23.95 |
| Comp Ht. (mm) | 33.8 |
| Pin Number | 0943x223A |
| Oil Ring Thickness MM | 3.0000 |
| Top Compression Ring Thickness MM | 1.5 |
| Bore Diameter MM | 99 |
| Year Range | 2004-2006 |
| Second Compression Ring Thickness MM | 1.5 |
| Bore Diameter IN | 3.8976 |
| Piston Pin Outside Diameter IN | .943 |
| Compression Height IN | 1.33 |
| Compression Height MM | 33.8 |
| Oversized | No |
| Base Number | 3499HC |
| Year To | 2006 |
| Oversizes | STD .25mm |
| Ring Pack | 1.5mm, 1.5mm, 3.0mm Shallow Oil Groove |
| Crown Type | FLAT TOP |
| Oversize | STD |
| Lock | SRW-012 |
| Make for Engine Family |
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