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Oldsmobile Heat Riser Block Off Plates These stainless steel plates easily block off the heat riser passages on your stock cylinder heads.Indentation goes down into the head, attach with a small amount of high heat silicone then place the intake gasket on top.
Established in 1974, Mondello Performance Products is the leading innovator in aftermarket parts for Oldsmobile V8 Engines, 1964-1990.Please visit our MONDELLO PERFORMANCE PRODUCTS website for deals and specials on all parts for Oldsmobile Engines.Tech advice is always free, just contact us and we will respond promptly.
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Claims for shortage or error in shipment must be reported within 5 days of taking receipt of order.Claims for damage in transit must be made directly to Mondello Performance Products.No returns after 30 days of sale.