{"product_id":"diamond-pistons-36004-4-piston-kit-ej205-wrx-15-5cc-1-208-ch-79mm-stroke","title":"Diamond Pistons piston kit, EJ205 (WRX), -15.5cc, 1.208 in. compression height, 79mm stroke","description":"\u003cp\u003e\u003cstrong\u003eEvery set is built to order. Please allow five weeks for it to ship.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDiamond Pistons forged piston kit for the EJ205 (WRX), set of 4. ASF Machine orders these direct from Diamond for your build (not a stocked item). Diamond builds its sport compact pistons from forged 2618 aluminum, CNC-machines them, and pairs them with Trend Performance wrist pins.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePiston volume: -15.5cc; compression height: 1.208 in.\u003c\/li\u003e\n\u003cli\u003eStroke: 79mm; rod length: 5.137 in.\u003c\/li\u003e\n\u003cli\u003eRing set: 1.20 mm x 1.20 mm x 2.00 mm\u003c\/li\u003e\n\u003cli\u003eWrist pin: 0.905 in. OD x 2.500 in. long\u003c\/li\u003e\n\u003cli\u003eValve pocket depth: 0.220 in. intake, 0.220 in. exhaust\u003c\/li\u003e\n\u003cli\u003eForging: full round\u003c\/li\u003e\n\u003cli\u003eRings, wrist pins and pin retainers included (per Diamond)\u003c\/li\u003e\n\u003cli\u003ePer Diamond: pin oiling fed from the oil ring, pins fitted to the pistons, 3D-machined valve pockets, moly-coated skirts, wrist pins, locks and (where needed) oil-ring support rails included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDiamond part numbers:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e36004-4: 92mm bore, standard pin, 8.30:1 compression (per Diamond), ring set 09513622, wrist pin G9052500180SC\u003c\/li\u003e\n\u003cli\u003e36004-4-H: 92mm bore, H13 pin, 8.30:1 compression (per Diamond), ring set 09513622, wrist pin H9052500225SC\u003c\/li\u003e\n\u003cli\u003e36005-4: 92.5mm bore, standard pin, 8.40:1 compression (per Diamond), ring set 09513642, wrist pin G9052500180SC\u003c\/li\u003e\n\u003cli\u003e36005-4-H: 92.5mm bore, H13 pin, 8.40:1 compression (per Diamond), ring set 09513642, wrist pin H9052500225SC\u003c\/li\u003e\n\u003cli\u003e36006-4: 93mm bore, standard pin, 8.50:1 compression (per Diamond), ring set 09513662, wrist pin G9052500180SC\u003c\/li\u003e\n\u003cli\u003e36006-4-H: 93mm bore, H13 pin, 8.50:1 compression (per Diamond), ring set 09513662, wrist pin H9052500225SC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs and fitment:\u003c\/strong\u003e Piston kit, set of 4. -15.5cc, 1.208 in. compression height, 79mm stroke. Fits Subaru EJ205 (WRX). Ordered direct from Diamond Pistons; call 970-242-0919 to confirm fitment and lead time for your build.\u003c\/p\u003e","brand":"Diamond Pistons","offers":[{"title":"92mm \/ Standard pin","offer_id":48080084598961,"sku":"36004-4","price":779.28,"currency_code":"USD","in_stock":true},{"title":"92mm \/ H13 pin","offer_id":48080084631729,"sku":"36004-4-H","price":848.62,"currency_code":"USD","in_stock":true},{"title":"92.5mm \/ Standard pin","offer_id":48080084664497,"sku":"36005-4","price":779.28,"currency_code":"USD","in_stock":true},{"title":"92.5mm \/ H13 pin","offer_id":48080084697265,"sku":"36005-4-H","price":848.62,"currency_code":"USD","in_stock":true},{"title":"93mm \/ Standard pin","offer_id":48080084730033,"sku":"36006-4","price":779.28,"currency_code":"USD","in_stock":true},{"title":"93mm \/ H13 pin","offer_id":48080084762801,"sku":"36006-4-H","price":848.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/6044\/7153\/files\/diamond-36001-ANG135_46d3d1cd-c1ba-4936-9c24-bc53a08fd7c8.jpg?v=1792716009","url":"https:\/\/asfmachine.com\/products\/diamond-pistons-36004-4-piston-kit-ej205-wrx-15-5cc-1-208-ch-79mm-stroke","provider":"ASF Machine","version":"1.0","type":"link"}