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Does anyone know...did the 74 big block 454 with TH400 automatic tranny come standard with the 168-tooth flywheel - or the 153-tooth??

74 Big Block. Need to replace alternator, and am considering the 100 amp unit that is available, in lieu of the stock 63 amp. My only question: is that difference in output capacity significant enough to warrant any wiring upgrades to handle added charging load?

74 big block 454 with stock Quadrajet. Can someone tell me the function of the idle stop solenoid mounted on the throttle side front corner of the carb? Also, how to correctly test the solenoid for functionality?

What model year did the ECM first appear on Corvettes?

Have a 74 big block - have had no previous problems, but while cruising along at 30 mph yesterday the engine just abruptly died. Pulled over and tried to restart, and it took for ever to fire. Revved it up and held it at 2500 rpm for about 30 seconds to clear it out, but when I slowly allow the...

Replacing 74 headlight switch. Manual says to lower steering column to remove instr. cluster, and refers back to steering section. Steering section only discusses steering column removal - not "lowering". Is this as simple as dropping the bracket at dash and the bracket at firewall, and slightly...

Newly acquired 74 coupe. All interior lighting works, with exception of the instrument clusters. Before I check the fuse, then the dreaded opening up of the clusters to check/replace bulbs, any other known and common cause for this that I should check first? Seemed ironic to me that all would...

New 1974 owner. My car has a large black plastic 3-position rocker switch on the side of the console. It is on the driver's side knee space. I've looked through the owner's manual reproduction copy I have, and also some other publications re: originality, and cannot find this rocker switch...

Greetings all - new to the forum and very close to becoming a C3 big block owner. I have owned and restored a number of classics - mostly Fords (am I permitted to say that word here?) and british classics. I am a very capable garage mechanic and bodyman. I am near purchase of a 74 big block...