340 J heads? - Moparts Forums

Register Log In Moparts Forums Moparts Question and Answer 340 J heads?

Print Thread

340 J heads? #155791 11/24/08 11:08 AM 11/24/08 11:08 AM
Joined: Jan 2007 Posts: 891 wisconsin 1BAD68 OP super stock
1BAD68 OP super stock Joined: Jan 2007 Posts: 891 wisconsin	I saw a pair of 3148915-H heads for sale and thinking about getting them for my 390 stroker. Supposedly they have 2.02 intake valve's. Will these be a good improvement over my stock open chambered 318 heads? I'm just concerned about low end torque and rpms under 5500.

Re: 340 J heads? [Re: 1BAD68] #155792 11/24/08 12:01 PM 11/24/08 12:01 PM
Joined: Sep 2004 Posts: 6,906 IL, Aurora A ademon master
ademon master A Joined: Sep 2004 Posts: 6,906 IL, Aurora	They will be a big improvement, but if they need a complete rebuild it will be smarter to go with the edelbrock close chamber

Re: 340 J heads? [Re: ademon] #155793 11/24/08 12:07 PM 11/24/08 12:07 PM
Joined: Jan 2007 Posts: 891 wisconsin 1BAD68 OP super stock
1BAD68 OP super stock Joined: Jan 2007 Posts: 891 wisconsin	They have about 1000 miles since they were rebuilt so they probably just need a clean up. I can probably get them for about 300. Would that be worth it?

Re: 340 J heads? [Re: 1BAD68] #155794 11/24/08 12:15 PM 11/24/08 12:15 PM
Joined: Sep 2004 Posts: 6,906 IL, Aurora A ademon master
ademon master A Joined: Sep 2004 Posts: 6,906 IL, Aurora	In that case i would go for it. if they have 2.02's and better valves and good valve springs you could use than thats a big bonus.

Moderated by Al_Alguire, Hotwheelsjr, moparts, not_a_charger, RangerDan440, tboomer

Hop To

Powered by UBB.threads™ PHP Forum Software 7.7.1