Many thanks to Rocky Rotella, Will Baker, Ron Wagner, Jon "CarbKing" Hardgrove, Rich Miller and the gang at, John Witzke, POCI Tech Advisor for the 1977-79 W72 I have a picture of a 1935 L8 engine which looks more like the 1940-up color Years, engines and color not yet verified. Some early production 1977 Chevrolets were built with the orange painted engines. Paint colors used on Chevrolet engines from orange to blue. Pontiac originally purchased this paint from a company called "Pontiac Paintīetween August 23 and September 7, 1976, the Flint, Michigan Engine Assembly Plant changed the VHT Paints VHT-SP142 Pontiac Blue MetallicĬlassic Industries 61-65 Turquoise 62190* This color is no longer listed on their website. Takes a long time to dry and does not look exactly like the factory color. POR-15 Pontiac Metallic Blue They recommend a silver base coat first. Krylon/Dupli-ColorPontiac Blue Metallic DE 1616 Hirsch lists this is being used through 1972 which is incorrect! This color is well documented and listed in Pontiac master parts catalogs.īill Hirsch Auto Reported to be high quality paint. One early example indicates that the engine was partially repainted the darker blue while in the car. The batch of SD-455 engines manufactured in Jan-Feb 1973 were most likely painted this color and then repainted the above color when emissionsĮquipment was revised. PPG/Ditzler 14580 from paint charts at Ĭlick Here for the mix formula from a GTOAA article. Not sure what color it actually is.īill Hirsch Auto lists incorrect color for these years! Performance Years RPE481 Listed as 73-74. However, factory documentation indicates production SD-455 engines were built after the emissions change.Ĭlassic Industries K89210 Teal/Light Blue, Old number was 62210 Partially repainted the darker blue while in the car. One early SD-455 example indicates that the engine was Painted the color below and then repainted the above color when emissionsĮquipment was revised. If any SD-455 engines were manufactured before April 1973 they were most likely Some engines after # 532727 appear to have also been repainted according to one owner. In addition about 700 engines before this number were retrofitted andĮngines that were already assembled when repainted will show signs of the lighter blue in certain area and touched up black brackets to cover up over-spray.
Per factory service bulletin number 73-T-21A: "Engines built after Mastarting withĮngine number 532727 had a revised emissions system (two thermal valves near the front of the intake manifold and no EGR solenoid) and were painted thisĬolor. Vendors that provide an incorrect color for 73-74 are not listed. PPG formula is at Ĭlassic Industries Slate Blue 62220 is supposed to be very close.Īmes 1973-1974 Pontiac Blue engine paint FN401N, or N182TC, or PN431TC Any SD-455 engines built before March 15th would have been repainted in this darker blue (see below).Ĭolor has been matched from low mileage engine parts, and is available from a few suppliers in spray cans. SD-455 engines were not released to production until April 1973. Contrary to rumors and some magazine articles, the SD-455 did not have a unique color. Used for all mid-73 thru 74 Pontiac engines including the 73-74 SD-455. If anyone has any information on an alternate 1975 Pontiac engine color, please contact me.
*Not known why the two above are listed as different paints.īill Hirsch Auto Oldsmobile Metallic Blue 1966-On 455 CI' is reported to be a good match.Īmes 1975-1977 Pontiac Blue Metallic engine paint FN410P, or N182TF, or PN431TFĪt least one original looking February 1975 example has been found where the engine paint is a lighter non-metallic blue. PPG/ Ditzler Blue Poly 2083* for Oldsmobile engine paint. PPG/ Ditzler Blue Poly 14817* for Pontiac engine paint. Samples indicates GM corporate blue is correct. It has been speculated that Pontiac L78 and W72 engines were painted a different blue, but checking these engines against genuine GM engine paint This has been confirmed by owners of original GM paint. Note that aftermarket GM blue usually varies from original GM blue. Users report this is a good match to GM's original color. The colors shown are for reference only and there is no way to accurately display these colors on different computer monitors.Īluminum engines are generally unpainted.Ĭlassic Industries GM Corporate Blue 62030ĭuplicolor General Motors Blue DE 1608. Many of the charts also list engine paint. * These need to be researched more and are not guaranteed to be accurate. More information to be added as it becomes available. This is a list of what I believe to be correct Pontiac engine colors by year.
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