{"product_id":"harmonic-balancer-bolt-ford-small-block-windsor-289-302-351-big-block-460","title":"Harmonic Balancer Bolt Ford Small Block Windsor 289 302 351 \u0026 Big Block 460","description":"\u003cdiv\u003e\n\u003ch2\u003eAeroflow Harmonic Balancer Bolt for Ford Windsor Engines (289–351W and 429\/460)\u003c\/h2\u003e\n\u003cp\u003eEngineered by Aeroflow, this harmonic balancer bolt is designed to withstand the rigors of Ford Windsor small-block and big-block applications, providing reliable torque retention during assembly and service.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eThread: 5\/8-18\"\u003c\/li\u003e \u003cli\u003eHead type: 12-point head with a high hex to prevent socket slippage during rotation\u003c\/li\u003e \u003cli\u003eMaterial: aircraft-quality 8740 chromoly steel, cold-forged to maximize molecular integrity\u003c\/li\u003e \u003cli\u003eTensile strength: rated up to 190,000 psi, outperforming Grade 8 and OEM fasteners\u003c\/li\u003e \u003cli\u003eWasher: extra thick ground washer included for more accurate, uniform torque\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eFits Ford Windsor small block engines: 289, 302, 351W. Also suitable for Ford big block engines: 429 and 460.\u003c\/p\u003e\n\u003ch3\u003eBenefits in practice\u003c\/h3\u003e\n\u003cp\u003eThe combination of high-tensile chromoly steel and a robust 12-point head reduces the risk of bolt rounding or slippage during critical assembly steps, while the extra-wide washer helps promote even torque distribution across the balancer surface. This means more consistent balancer alignment, fewer reworks, and smoother engine operation over the long term.\u003c\/p\u003e\n\u003ch3\u003eWhat you get\u003c\/h3\u003e\n\u003cp\u003eIncludes an extra thick ground washer to support precise torque application.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":47288109793450,"sku":"AF37-1402","price":36.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/7829\/4698\/files\/s-l1600_1_4fcc910e-c6bb-42b4-8c8b-f57e7207ed4c.webp?v=1754025361","url":"https:\/\/tgmperformance.com.au\/products\/harmonic-balancer-bolt-ford-small-block-windsor-289-302-351-big-block-460","provider":"TGM Performance Parts","version":"1.0","type":"link"}