Is my 400 sbc junk? Needs one sleeve. 509 010 020.
网页2011年1月16日 · I won't be spraying it. Compression will be 10:1. It'll get all components from my current .060 over 350 - dart iron eagle 200 cc heads, comp 306s cam, 750 vac sec, air gap intake. Built 700r4 w/ 3500 lockup stall and 3:73 posi rear. I drive this car hard on the street and will see the track a couple of times this year.
Weight savings w/ aluminum vs. cast on a SBC - NastyZ28.com
网页2004年1月31日 · Alum sbc heads weigh in at around half of iron heads. Stock iron sbc heads are in the 45-49 lbs range each. Alum sbc heads 21-25 lbs range each. Iron sbc intake weighs in at 40-44 lbs. Alum. sbc intake in the 13-17 lbs range. Long tube headers, I would guess to be 3-5 lbs lighter for the set than exhaust manifolds. May 27, 2016.
Let's hear your best 406 for the street combos..... - NastyZ28.com
网页2011年4月7日 · Normal machine work on a GM 4 bolt block. This combo ran with reduced timing on premium on the street, and was fed 50/50 with race gas for the track. The first time out it ran 12.1 @ 112 at my local 2200' elevation track with 3.42 gears/5xxx stall. I later whittled the times down to 10.96 @ 121.6 at a sea level track.
Vortec Cylinder Heads: The Definitive Guide - NastyZ28.com
网页1999年3月5日 · The 1996 LT1 cast-iron head was the highest-flowing LT1 head used by GM. These heads outflowed the Corvette/f-body aluminum LT1 heads reportedly by 20 cfm on the intake side. The cast-iron head was in development 6 months longer than the aluminum head and during that time GM engineers tweaked the ports for the additional flow.
350 heads 3947041 any good? - NastyZ28.com
网页2011年9月23日 · Iron Eagle's are a good head, use a standard 6° to 8° split 99% of the time, and have the duration @.200" do a reversal, works well for a small block with these heads If you use Sportsman II heads, you would have to understand the exhaust runners are factory sizing, VERY CLOSE, and pour within 5cc's, so when these are used the camshaft will …
What do you guys think of these heads? | Page 2 - NastyZ28.com
网页2012年7月26日 · You can also get a pair of Dart Iron Eagle heads. The iron versions can be had for around $600-700 all day long, used.
Valve seals - NastyZ28.com
网页2005年4月13日 · What is the best valve seals to run on Dart Iron Eagle heads SBC
993 heads - NastyZ28.com
网页Jan 17, 2003. 3,625. BC, Canada. Grasmo is correct. The 993 is a 'heavy' casting 76cc chamber head that is actually not bad for performance work. Before the advent of the Sportsman II heads around the late 1980's the 993 was used by John Lingenfelter and other engine builders extensively for street/strip engines.
YET another head question... - NastyZ28.com
网页2011年12月10日 · The PLAN for my motor is a decent 350. I have a new set of DART Iron Eagle heads pn 10111112. Never had a set of aluminum heads on a street motor, so these were my choice and I got a good deal...There is a local shop having a great sale on some AFR 1034's for $1400....It's making me wonder if I...
400SBC, casting number, 330817 - NastyZ28.com
网页2013年6月25日 · Jul 8, 2001. 24,684. Gallatin Tennessee. Barlow said: Hello, As some of you know I'm currently looking to swap out my 305 with something bigger. I found a 400SBC with the casting number 330817. through research I found in the 400, 2 bolts are stronger then 4 bolts. but I also found this block number is least desirable due to metallurgical …