Hey Dunbarton! Been a while........the 86 and 87s were both intercooled. Also the reason I heard was they pourposely rated the GN 10 to 15% low because they were afraid the tranny folks wouldn't release transmissions for the car.
Happy Holidays!!!!!!!!!!!!!!!!!!!

b-b-b-b-bad to the bone GN

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97 F-150 4.6 auto, 4x2, 3.55 LS, WMS Velocity tube, K&N, Dynomax Super Turbo exhaust with Echo chamber.
Oh yeah, it's Oxford White with crome wheels, Legacy shell & custom grill!