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Gday guys

Stripped a spring and retainer out of a head that i bought.. was told they are tomei springs in the head, but cant seem to find out what retainers these are..

was hoping someone could confirm? im planning on taking the springs to a head specialist and getting him to test them and hopefully confirm they will be ok for 10.8mm lift

thanks in advance

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if they are tomie, and have etainers then they are probably type b's. wich with your jun cams will do the trick. best to mesure the installed hieght and see what the seat pressure is.

more often than not most jap springs and retainers have the spring sitting higher up. ie longer to compensate for the extra lift required with a thicker spring wire.

so you need a spring tester to see whats going on. seat pressure and then your 10.5mm of lift and still have enough travel so they dont spring bind.

cheers Dave

nah no paint on them, but im going to have to pull them all out i think.. yesterday while trial fitting the juns i noticed that the stamped numbers on the caps were a bit mixed and matched.. and the cams seemed really tight to turn, even the standard ones that were fitted.

sooo im guessing they line hone them to make sure there true, soo will probably organise that and get the springs tested at the same time

would be easier and probably cheaper to get a workshop to set this head up, but after some of the things ive had happen here in perth im straight up sick of trusting our workshops!!

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