2011年3月26日 · You would think after 40 + years more than a couple businesses (EX514 & blue thunder) could have come up with the money and resources to make an improved iron head for the BBF. I am sure it is way more complicated than I can understand. Heck you can buy an aftermarket iron head for the BBC out of the Summit magazine these days!

2007年12月27日 · Blue Thunder vs SCJ intake. The SCJ cast iron intake you are using is a good piece. Switching to a Blue Thunder or Holman Moody single 4V intake probably won't make much difference. The BT (#M-429CJ-4V) and HM (#C8HM-9425-EA) manifolds are basically aluminum versions of the cast iron SCJ manifold. You will drop some weight however.

2006年10月15日 · 2. The Blue Thunder "B" head which is the one with the raised exhaust port and the Chevy style flange pattern. 3&4. (tied) Blue Thunder with the raised exhaust port and Ford bolt pattern, and the TFS Street Heat head, again with …

2008年9月2日 · blue thunder THOR cylinder head package Jump to Latest 3K views 3 replies 4 participants last post by woodruffracing Sep 15, 2008

2010年7月4日 · Blue Thunder Iron CJ heads Jump to Latest 4K views 5 replies 5 participants last post by 79Puller Jul 9, 2010

2011年1月2日 · The Blue Thunder, dual-quad manifolds are "dual plane" and they are offered in both standard port size and CJ port size. There is an FRPP Motorsport A460 manifold and 2 EX514 manifolds for the A460, too. All single planes. There is a cast, 4 barrel , single plane FRPP Motorsport C460 manifold.

2007年12月8日 · 23. Blue Thunder CJ with stock Ford exhaust port location 24. TFS CJ (No longer in production) 25. Ford A-429 CJ (No longer in production) 26. Edelbrock CJ 27. Ford Cast Iron DOOE-R CJ (No longer in production) 28. Edelbrock 75cc Standard Port 29. ProComp Aluminum 74cc 30. Ford Cast iron PI (No longer in production) 31.

2011年5月8日 · Blue thunder 74ccc cylinder heads with chevy exhaust ports freshened 70 passes ago, Comp cams #948 springs , ARP rocker studs, 1.880 exhaust valves , 611 valve locks were new then, has Ferrea 2.250 int, exh are Rev. Theses heads have some porting done were on 3160# car ran 8.97 @ 150.

2009年6月9日 · Blue Thunder Heads Available in Stage 1, 2, 3 and Comp: Stage 1: Assembled with stainless steel valves, complete valve job, Manley chrome moly retainers and locks, Viton valve stem seals and Isky double valve springs for up to .570 lift cams (optional valve springs available for any lift cam).

2006年1月24日 · 13. Cast iron D3VE-A2A 12. Cast iron DOVE-C 11. Cast iron DOOE-R CJ 10. The various Edelbrock heads, the older Ford alum, A-429 CJ heads, the TFS CJ head, and the Blue Thunder CJ head (stock exhaust port location) 9. The Blue Thunder CJ raised exhaust port (Ford) (a little better) 8. The Blue Thunder with Chevy Ex flange. 7. Ford SVO SCJ head ...