head gaskets and bolt (ya i know do a search)

[skostur79]

after pages and pages of listing of head gaskets every says use this then its different ones on the next listing

so heres what i got 85 block (20 bolt pan) to 8445 heads

what gaskets to get ? gm shim with spray coating

bolts arp head bolt for an 86-87 ? what the differences?

i need to buy gasket but im confused !!!!!

 

[buickpower]

for the headbolts use the arp ones that say they are for the '77-'85 Stage 1.

 

[cool 84]

Stock steel shim or Felpro 1000.

 

[boosted84]

stock steel shim no spray just retorque

 

[cool 84]

I've always used spray copper RTV on the steel shims to prevent water leakage.

 

[skostur79]

someone id my gaskets

on top are my old ones they almost look like 86-87's

on the bottom are felpro 8723's i got to see if there the same

the thickness are the same i measured that,

someone shed some light my way ,,??