{"product_id":"callies-compstar-sport-series-full-cwt-nissan-rb26-billet-77-7mm-stroke-s25007","title":"Callies Compstar Sport Series Full CWT Nissan RB26 Crankshaft 77.7mm Stroke S25007","description":"\u003cp\u003e\u003cspan\u003eCallies Compstar RB26 crankshafts are crafted from premium 4340 billet steel. This material is known for its exceptional strength and resistance to fatigue, making it ideal for demanding motorsport and high-boost street builds.\u003cbr\u003e\u003cbr\u003eThe manufacturing process is a multi-stage affair that begins with the sourcing of semi-finished crankshafts that are then shipped to Callies' facility in the USA for the crucial finishing, cryogenic treatment, nitriding, and dynamic balancing. This two-part manufacturing process allows Callies to offer a high-quality product at a more sensible price point.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eLightweight\u003c\/strong\u003e - For applications where throttle response and reduced rotating mass are critical, Callies offers lightweight versions of the Compstar RB26 crank.\u003cbr\u003e\u003cstrong\u003eFull Counterweight\u003c\/strong\u003e - The full counterweight design provides maximum stability at high RPMs and high boost loads, minimizing crankshaft flex and vibration, which leads to improved longevity.\u003cbr\u003e\u003cstrong\u003eWide Pin Full Counterweight\u003c\/strong\u003e - A wide pin option is available for high-power builds, which increases the rod bearing surface area for enhanced strength and stability.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eStandard Features\u003c\/strong\u003e\u003cbr\u003e• Available in Standard and Full Counterweight\u003cbr\u003e• 4340 Steel Certified by Callies in house Metallurgical Lab\u003cbr\u003e• Ulta-Cryo treatment performed and certified by Callies\u003cbr\u003e• Ultra-Case nitriding performed and certified by Callies\u003cbr\u003e• All journals ground with strength enhancing Tru-Form radii\u003cbr\u003e• Rod and main journal surface finish is refined to 4Ra or less\u003cbr\u003e• Tear drop oil hole lead-ins\u003cbr\u003e• Straight Shot Oiling\u003cbr\u003e• No drill internal balance\u003cbr\u003e• Aeroshed finishing optional\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eBrand: \u003c\/strong\u003eCallies Performance\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eManufacturer's Part Number: \u003c\/strong\u003eS25007\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003ePart Type: \u003c\/strong\u003eFull Counterweight\u003cstrong\u003e \u003c\/strong\u003eCrankshafts\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eProduct Line: \u003c\/strong\u003eCallies Compstar Sport Series Crankshafts\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eCrankshaft Material: \u003c\/strong\u003eForged 4340 steel\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eEngine Balance: \u003c\/strong\u003eInternal\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRear Main Seal Style: \u003c\/strong\u003e1-piece\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eLightened: \u003c\/strong\u003eYes\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRequires Narrow Bearings: \u003c\/strong\u003eYes\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRod Bearings Included: \u003c\/strong\u003eNo\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eMain Bearings Included: \u003c\/strong\u003eNo\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eRod Journal Diameter: \u003c\/strong\u003e47.9mm\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eMain Journal Diameter: \u003c\/strong\u003e54.9mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eCrankshaft Snout Style: \u003c\/strong\u003eStandard\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eWeight: \u003c\/strong\u003e57.000 lbs.\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eQuantity: \u003c\/strong\u003eSold individually.\u003c\/div\u003e\n\u003cdiv class=\"small-12 medium-9 large-6\"\u003e\n\u003cstrong\u003eNotes: \u003c\/strong\u003eFits Nissan RB26 engines.\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Callies Performance Products","offers":[{"title":"Default Title","offer_id":47738409648360,"sku":"S25007","price":18040.96,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0354\/8135\/4376\/files\/SF25007-8.png?v=1760400539","url":"https:\/\/www.platinumracingproducts.com\/ar-sa\/products\/callies-compstar-sport-series-full-cwt-nissan-rb26-billet-77-7mm-stroke-s25007","provider":"Platinum Racing Products","version":"1.0","type":"link"}