{"product_id":"atomic-barra-billet-crank","title":"Atomic Barra Billet Crank","description":"\u003cdiv class=\"atomic-section\"\u003e\n\u003cdiv class=\"atomic-grid\"\u003e\n\u003cdiv\u003e\n\u003ch2\u003eThe Ultimate Foundation for Extreme Power\u003c\/h2\u003e\n\u003cp\u003eWhen you're pushing the limits of the Barra platform—chasing 2000hp, massive boost, and stratospheric RPM—the factory crank becomes the fuse. The Atomic 4340 Billet Steel Crankshaft is engineered to eliminate that weakness, providing a bulletproof rotating assembly foundation that handles extreme torsional loads with minimal flex.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e💡 DID YOU KNOW?\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eAerodynamics matter inside your engine.\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAt 8000+ RPM, the crankshaft is spinning in a hurricane of oil mist and windage. Standard counterweights act like paddles, whipping the oil and robbing horsepower. Our\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFull Aero Counterweights\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eare profiled to slice through this windage, reducing parasitic drag and stabilizing the rotating assembly at high RPM.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eThe Atomic Solution\u003c\/h2\u003e\n\u003cp\u003eCrafted from premium\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4340 Billet Steel\u003c\/strong\u003e, this crankshaft offers uncompromising tensile strength and fatigue resistance. It features straight-shot oiling for direct bearing lubrication, nitrided journals for exceptional wear resistance, and is precision machined to exacting tolerances. It is fully compatible with OEM blocks, the new Atomic Cast Iron block, and aftermarket billet blocks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0587\/5548\/1713\/files\/Atomic_Barra_Billet_Crank_3.5L_or_4.0L_8.jpg?v=1757584187\" alt=\"Atomic Billet Steel Crankshaft\" class=\"atomic-img\"\u003e\n\u003cdiv class=\"img-caption\"\u003e4340 Billet Steel with Aero Counterweights.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atomic-section\"\u003e\n\u003cdiv class=\"atomic-grid\"\u003e\n\u003cdiv\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0587\/5548\/1713\/files\/Atomic_Barra_Billet_Crank_3.5L_or_4.0L_4.jpg?v=1757584042\" alt=\"Counterweight and Journal Detail\" class=\"atomic-img\"\u003e\n\u003cdiv class=\"img-caption\"\u003ePolished Journals \u0026amp; Straight Shot Oiling.\u003c\/div\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0587\/5548\/1713\/files\/Atomic_Barra_Billet_Crank_3.5L_or_4.0L_2.jpg?v=1757583965\" alt=\"Additional Crank Detail\" class=\"atomic-img\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch2\u003eEngineered for Reliability\u003c\/h2\u003e\n\u003cp\u003eWe designed this crank to reduce strain on every other component in your engine.\u003c\/p\u003e\n\u003cul class=\"atomic-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Flex:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe rigidity of 4340 billet steel reduces torsional movement, saving your main bearings, main caps, and oil pump gears from harmonic destruction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStraight Shot Oiling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsures direct, consistent oil flow to the conrod bearings, critical for survival at high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNitrided Finish:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eA surface hardening process that provides exceptional wear resistance for long journal life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Atomic","offers":[{"title":"Standard Stroke - 99.2mm | 4.0L","offer_id":46874112622750,"sku":null,"price":6122.13,"currency_code":"AUD","in_stock":true},{"title":"Short Stroke - 86mm | 3.5L","offer_id":46874112655518,"sku":null,"price":6122.13,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0323\/6482\/2661\/files\/Atomic_Barra_Billet_Crank_3.5L_or_4.0L_2000x_7cd13d5e-d19a-46d1-b724-2faea8e03802.jpg?v=1779716012","url":"https:\/\/www.performanceheaven.com.au\/products\/atomic-barra-billet-crank","provider":"performanceheaven","version":"1.0","type":"link"}