{"product_id":"hks-step-1-2-2l-stroker-kit-for-nissan-sr20det-86-5mm-21004-an015","title":"HKS Step 1 2.2L Stroker Kit Nissan 180SX \/ Silvia (RPS13 \/ PS13 \/ S14 \/ S15) 21004-AN015","description":"\u003cp\u003eHKS Step 1 capacity upgrade kit for longitudinal Nissan SR20DET engines. The 86.5 mm pistons and longer-stroke crankshaft increase displacement to 2,139 cc.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFITMENT\u003c\/strong\u003e\u003cbr\u003eNissan 180SX (RPS13) January 1991–December 1998 — SR20DET.\u003cbr\u003eNissan Silvia (PS13) January 1991–October 1993 — SR20DET.\u003cbr\u003eNissan Silvia (S14) October 1993–December 1998 — SR20DET.\u003cbr\u003eNissan Silvia (S15) January 1999–August 2002 — SR20DET.\u003cbr\u003eNot compatible with Nissan Pulsar \/ Sunny GTI-R (RNN14). Confirm the engine and block specification before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS\u003c\/strong\u003e\u003cbr\u003ePart number: 21004-AN015\u003cbr\u003eStage: Step 1\u003cbr\u003eEngine: SR20DET\u003cbr\u003eFinished bore: 86.5 mm\u003cbr\u003eCrankshaft stroke: 91.0 mm\u003cbr\u003eDisplacement: 2,139 cc\u003cbr\u003ePiston pin diameter: 22 mm\u003cbr\u003eForged pistons, H-beam connecting rods and forged full-counterweight crankshaft\u003cbr\u003eBoring and honing: required\u003cbr\u003eFull-flow modification: not required by HKS\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePURCHASED PARTS PACKAGE\u003c\/strong\u003e\u003cbr\u003eForged piston kit, H-beam connecting rods and forged crankshaft. This is an internal-component kit, not an assembled engine.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eINSTALLATION AND USE\u003c\/strong\u003e\u003cbr\u003eHave an engine builder check machining, bearing clearances, compression ratio, gaskets and supporting engine management for the complete build. Step 1 uses 86.5 mm pistons; the 87.0 mm Step 2 kit is a different specification. Do not assume the Step 2 piston surface treatment applies to Step 1.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMANUFACTURER INFORMATION\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.hks-power.co.jp\/en\/product_db\/engine\/db\/11249\"\u003eHKS product details\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.hks-power.co.jp\/en\/product_search\/product\/677\"\u003eHKS vehicle application chart\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/www.hks-power.co.jp\/en\/product_search\/product\/619\"\u003eHKS exact part specifications\u003c\/a\u003e\u003c\/p\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":54908634857795,"sku":"21004-AN015","price":3424.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0504\/1569\/8089\/files\/hks-21004-an015-manufacturer.jpg?v=1791919942","url":"https:\/\/radaautoshop.com\/products\/hks-step-1-2-2l-stroker-kit-for-nissan-sr20det-86-5mm-21004-an015","provider":"Rada Auto Shop","version":"1.0","type":"link"}