{"product_id":"1968-to-1977-gm-a-body-ls-conversion-cold-case-shroud-for-gma546-14-inch-fans-powder-coated-or-raw-aluminum","title":"1968 to 1977 GM A-Body LS Conversion Cold Case Shroud for GMA546 - 14 inch fans Powder Coated or Raw Aluminum","description":"\u003cp\u003e\u003cstrong\u003eKeep your GM A-Body LS Conversion running cool with this precision-engineered fan shroud\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your cooling system with our custom-designed shroud for the Cold Case GMA546A radiator that delivers measurably better cooling efficiency than the standard Cold Case shroud design. Through optimized fan sizing and precision-engineered airflow channels, this shroud maximizes the contact between your fan and radiator surface—ensuring every CFM of airflow does its job.\u003c\/p\u003e\n\u003cp\u003eWhile the standard Cold Case shroud is a solid choice, our design takes cooling performance to the next level—ideal for high-performance builds, hot climates, or anyone who demands the absolute best from their cooling system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Performance Advantages:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eEnhanced Shroud performance:\u003c\/strong\u003e Flap doors allow \"pass through\" of high velocity air while at speed, dramatically cutting down the need for fan usage.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eOptimized Fan Size:\u003c\/strong\u003e Direct fit 14\" fans were selected by Monty\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eNot sure which fans to use?\u003c\/strong\u003e Check out \u003ca href=\"https:\/\/fastmontysgarage.com\/pages\/fan-cfm-test-data\" target=\"_blank\"\u003eMonty's independent fan CFM test results\u003c\/a\u003e to see real-world performance data and compare different fan options.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eBetter Fitment:\u003c\/strong\u003e Custom-contoured to the Cold Case Radiator for a truly integrated cooling solution, overlapping the side tanks, accommodating larger fans.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Fan Part Numbers (14\" Fans):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eSpal 30102042 (14\" Brushed High Performance Puller)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eMaradyne M142K (14\" Brushed High Performance Puller)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eProform 67035 (14\" Low Profile BRUSHLESS)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNecessary Accessories for Installation (Not Included):\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eFan mounting hardware M6x1 - 16mm long\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eSix Rubber Flap Doors, \u003cspan\u003eSpal part #30130012 \u003c\/span\u003e\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli\u003eOrdering a Raw shroud? Flap doors are here; \u003ca href=\"https:\/\/fastmontysgarage.com\/products\/spal-rubber-flap-door-part-number?_pos=1\u0026amp;_psq=flap\u0026amp;_ss=e\u0026amp;_v=1.0\" title=\"Spal Rubber Flap door part number 30130012\" rel=\"noopener\" target=\"_blank\"\u003eLink to Rubber Flap Door part Number 30130012\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eFan relay and wiring harness (if not already installed)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eMake sure each relay is rated for 30 to 40 amps. Manufacturers include Spal, Painless Performance, Derale, Ron Davis, and American Autowire. (I personally have the Painless Performance kit, with 195 on, 185 off)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eAdjustable thermostat switch (recommended for automatic operation) typically included with most Fan Relay harnesses.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eSee the \"Twin Spals\" video for installation tips.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eFits 1968-1977 GM A-Body LS CONVERSION Radiators for Chevelle, Malibu, GTO, Lemans, 442, Cutlass, El Camino, Monte Carlo\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eDesigned specifically for Cold Case radiator model GMA546 variants (GMA546A, GMA546AK, GMA546SK)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eAccommodates 14\" fans, inquire for different fans not listed\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eAvailable in powder coated black or raw aluminum finish\n\u003cul style=\"list-style-type: disc; margin-left: 20px; padding-left: 20px;\"\u003e\n\u003cli\u003eRaw Aluminum does have witness marks that can be cleaned with Scotch Brite, or a Magic Eraser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003ePrecision CNC-cut from aircraft-grade aluminum\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: This is an aftermarket shroud designed to work with the Cold Case GMA546 radiator. It is not manufactured by Cold Case Radiators. Fans and installation accessories sold separately. Lead time for Raw Aluminum is around one week. If Powder Coated is out of stock, please order, as we do not replace stock without an existing order, lead time is two weeks.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eDon't forget to check out \u003ca href=\"https:\/\/fastmontysgarage.com\/pages\/used-parts-and-blems\" title=\"FMG Discounted Used Parts and Blemished Shrouds\" rel=\"noopener\" target=\"_blank\"\u003eMonty's Discounted Parts and Blems\u003c\/a\u003e, which may have working shrouds with minor Blemishes.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"RAW Aluminum","offer_id":48353306214557,"sku":"GMA546-ABodyRAW","price":285.0,"currency_code":"USD","in_stock":true},{"title":"Custom Color","offer_id":48353306247325,"sku":"GMA546-ABodyPWDR","price":479.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/5324\/8413\/files\/GMA546_Thumbnail.jpg?v=1780011132","url":"https:\/\/fastmontysgarage.com\/products\/1968-to-1977-gm-a-body-ls-conversion-cold-case-shroud-for-gma546-14-inch-fans-powder-coated-or-raw-aluminum","provider":"Fast Monty's Garage - The Shop","version":"1.0","type":"link"}