Mark, Is there 2 different z24 cranks.I've heard one has smaller counter weights to the other. Andrew Smith
mark krawczuk wrote: > hi, yes the counter weights need to be ground down. the guy at adelaide , > ground the counter weights down to a l20b size.. > to get this done and all journals ground and ballanced cost me $320 . > no there is no problem with the piston skirts hitting the counter weight > , when crank is modified as above. > due to the extra throw , you wuill have to use z-20 pistons ( mine bore is > 1mm oversize) and l20 b rods. the z-20 pistons come in a dished and flat > top. > i got mine done by "crankshaft grinding specialist" in adelaide ,4-83 > highbury st, prospect south aust. 5082. the number is 3447467. i think > there should be a `8` in front of the 3. > the block is ground on the inside only to clear the extra throw of the > crank with the conrod. you have to be carefull when grinding the oil > passage alond number 1 and 2 cylinders ( i`m pretty sure its no 2 as well, > you can clearly see the oil passage) > i also ground the bottom of the cyl bores to make sure there was enough > clearance for the rod, but you most probally dont need to do this. > you can email me privately if you want : [EMAIL PROTECTED] > > mark k > > ----- Original Message ----- > From: "David Thompson" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Tuesday, December 25, 2001 7:03 PM > Subject: 2.4 crank grinding help > > > List, > > > > Could someone (Mark K.) pleas tell me if the lz24 crank needs to have its > > counterweights ground to fit in the l20b block, or if the block is ground > to > > fit the crank. > > > > Is there a problem with the piston skirts hitting the crank counterweight? > > > > What rod/piston combo fits - I have a slieved 87.5mm bore, so I may be > able > > to get 89mm to make the whole 2.4...... > > > > Cheers, > > Thommo > > > > _________________________________________________________________ > > Join the world's largest e-mail service with MSN Hotmail. > > http://www.hotmail.com > > > > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
