.100 | .200 | .300 | .400 | .500 | .600 | .700 | |||||||||||
Chevy 291 Rect. 3-angle VJ Meaux Racing SF600 Iron | N/A | 2.19/1.88 | N/A | - | 136-134/114 | 200/153 | 248-239/171 | 281-261/184 | 302-278/192 | 316-287/196 | - | - | - | - | - | - | - |
Chevy 291 Rect. M Chips Iron | N/A | 2.19/1.88 | N/A | 65/55 | 147/110 | 211/143 | 245/172 | 266/195 | 284/209 | 299/220 | - | - | - | - | - | - | - |
Chevy 291 Rect. Weingartner Racing Brez Iron | N/A | 2.19/1.88 4.31 No Pipe | N/A | - | 141/112 | 207/139 | 251/163 | 288/180 | 289/194 | 291/197 | - | - | - | - | - | - | - |
Chevy 291 Rect. Weingartner Racing Iron | N/A | 2.19/1.72 4.50 No Pipe | N/A | 67/54 | 137/104 | 205/132 | 248/156 | 287/174 | 319/182 | 323/187 |
Hi,this might be a good place to point out the noticeable increase in potential flow rates a decent aftermarket aluminum cylinder head potentially could provide, now obviously they cost significantly more and reduce the engine weight by at least 45-50 lbs, but most decent 315cc-345cc aluminum heads do cost well over $2600 --$4200 for a matched pair
Brodix 2028100: BP BB-2 XTRA Series Cylinder Head CNC Ported - JEGS
Features: Completely CNC Ported to its Maximum Potential, Eliminating Any Hand Finishing. 355cc Intake Ports 119cc Combustion Chambers 2.300'' Intake/ 1.880'' Exhaust Valves 1.550'' Roller Valve Spring, 240 lb. @ seat, .700'' Max Lift 1.550'' Titanium Retainer 10° Jumbo Valve Locks 11/32'' Valve...www.jegs.com
Bbc Related & Links And Useful Info
a few useful links, and sub links videos, and tips to look over yeah, increased displacement helps and building a killer BBC old school, for your car can be both cost effective and produce impressive results some of the most effective, cost per hp and efficient combo's , will be the 496...garage.grumpysperformance.com
Cylinder Heads - Trick Flow Specialties Cylinder Heads - TFS Cylinder Heads - Big Block Chevy
Trick Flow Heads are one of the best US designed bolt-on mods to increase performance while maintaining reliability both on and off the track.treperformance.com
big block head comparison
(below youll find several links too some of the more exotic high flow racing BBC head designs from the aftermarket ) (these are not directly interchangeable with stock components,) and will generally require selecting matching expensive aftermarket intakes, from that heads manufacturer, and...garage.grumpysperformance.com