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DIAMOND PISTONS - GM LS - 4.030" BORE - 4.000" STROKE - 6.125" ROD - 15.0CC DISH - 11521-R1-8
$815.97
Out of stock
WILL SHIP DIRECTLY FROM MANUFACTURER
* THIS ITEM IS NOT ELIGIBLE FOR PURCHASE USING THE BTR SYNCHRONY CARD
ESTIMATED SHIP DATE: TBD
* THIS ITEM IS NOT ELIGIBLE FOR PURCHASE USING THE BTR SYNCHRONY CARD
ESTIMATED SHIP DATE: TBD
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DIAMOND PISTON SET - LS - 4.030" BORE - 4.000" STROKE - 15cc DISH - 11521-R1-8
• 3D milling on piston crowns for ready to install finish • 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/1.2mm/3.0mm ring package included • Premium 8620 .185w wrist pins included • Valve pocket depth: 0.178” intake and .108” exhaust • 2618 material for high horsepower, nitrous, and forced induction applications
| BTR SKU | 11521-R1-8 |
|---|---|
| Brand | Diamond Pistons |
| Part Type | Pistons |
| Piston Style | DISH |
| Piston Volume | 15.0cc |
| Piston Bore Size | 4.030" |
| Piston Stroke | 4.000" |
| Piston Pin Size | .927" |
| Rod Length | 6.125" |
| Engine Type | Gen III/Gen IV LS |
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