Winter is Coming
Time to think about winterizing your Bolt.
A good Tech Tip WINTERIZING YOUR TRUCK including a link back to the Forums for additional tips.
Yes, compression was bumped to 8.25 to 1 in 1958. Head castings are the identical. Dig deeper...what changes were made in 1958 to bump the compression? You are missing a great resource if you walk past a 56,57