1974 Cadillac Eldorado "hp 390" Questions

390 plug wire layout18436572 1357 driver side? YES.Counter clockwise on the cap. 1 is at the rear of cap on the driver side of rear cap screw. Points .016 Plugs .035 Timing 5 before Fuel pump pressure

...390 HP would this produce more HP(Horse Power).I was told by a freind no.I needed to change the cam shaft also.Is this true.Thanks John if you use the mark vii heads u will boost the compression to ...

390 hp i have a 1969 chev with a 427 390 hp holly carb 4 speed trans and would like to know the best timming for street use . ichanged the dist and dont know what the timming should be set at . thanks

...390 should work. How about just beefing up the 292 by adding a 4 bbl carb with a new intake? Easy to do and not expensive. You could also look into a new cam shaft that would drive some hp to the ...

390 HP WJ,YK 1969 350 265 HP WC,WP,WM,WU 350 265 HP XL,YJ,XR,YN,XB,YE,YU,XS 350 325 HP WK,WN,XC,XD 350 330 HP WR,WV,XT,XU,YP 400 265 HP XM,YZ,XX,YB,YF 400 290 HP WA,WB,WD,WE,YC,YD 400 330 HP WZ,YT 400

hp and 390 ft. lbs. of torque--the power is smooth and linear, and the exhaust makes a nice growl when you really get on it. Unfortunately, the suspension lags far behind the engine--the suspension is

...hp. The head flows a lot better than the 258 head, but without parts to complement the added flow it won't do much. You can use a better carb -- the Autolite 2100/2150 is a popular swap. Another ...

HP & Boss 302) Cylinder head bolts 65-72 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs Oil pump bolt 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs

HP & Boss 302) Cylinder head bolts 65-72 ft-lbs. Rocker arms 17-23 ft-lbs. Intake manifold bolts 23-25 ft-lbs Oil pump bolt 23-28 ft-lbs. Cam bolts 40-45 ft-lbs. Cam thrust plate bolts 8-10 ft-lbs