{"product_id":"med-inline-steel-main-cap-set-oil-seal-upgrade-med-1821-imc","title":"MED INLINE STEEL MAIN CAP SET - OIL SEAL UPGRADE [MED-1821-IMC]","description":"\u003cp\u003e\u003cem\u003e\u003cstrong\u003e[Special order item- Contact us for a current price \u0026amp; availability]\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cspan\u003eA must for any competition A-Series engine, the MED steel main cap set adds much strength to the block, with a four-bolt centre cap where the crankshaft is particularly prone to 'whip' at high rpm. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan\u003eThe standard main caps have a tendency to float at high RPM\/loads, often evidenced by chatter marks on the block. This kit improves overall reliability of the engine, aiming to eliminate this movement, reduce flex of the crankshaft and increase durability of the main bearings.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for all 1275 inline (Midget\/Sprite) engines, the caps are CNC machined from EN8 steel stock and supplied with a set of six dowels. This set comes complete with a special split oil seal and a pair of aluminium housings with screws to retain the seal.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe oil seal aims to eliminate the common leak from this area of the inline A-Series engine.\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease note, the block will need to be drilled\/tapped to accept the extra centre cap fixings and then line-bored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"faqInfoBlock active\"\u003e\n\u003cdiv class=\"faqAnswer\"\u003e\n\u003cp\u003eThis set of steel main caps is designed exclusively for the 1275 inline engines, as fitted to MG Midget and AH Sprites. These will only fit the 1275, not the small-bore variety.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e","brand":"Minisport.com.au","offers":[{"title":"Default Title","offer_id":51877936660790,"sku":"MED-1821-IMC","price":1095.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/3322\/9366\/files\/med-1820-imc3_1080x1080_1349a173-1d25-4350-9ab3-18c3664b9fa6.webp?v=1747025684","url":"https:\/\/minisport.com.au\/products\/med-inline-steel-main-cap-set-oil-seal-upgrade-med-1821-imc","provider":"Minisport","version":"1.0","type":"link"}