WebOct 15, 2013 · If you popped on a set of #915 {closed chamber} Heads on a 1968 thru 1970 440 Engine, you would gain approximately a 'full' Compression Point. That was with 'no' machine work. Based upon 'general calculations', you would increase Horsepower by approximately 4% to 5% {15 to 18 Horsepower}. WebThe 270 indicates the 270cc intake port volume. There is also a 240cc version that accepts standard 440 intake manifolds.They can be used on regular 440 builds and any stroker combination you might apply. The 270 PowerPort heads are intended for very high performance street and race versions.
Performance Cylinder Heads - Edelbrock
WebFind many great new & used options and get the best deals for Speedmaster PCE281.2142 CNC Aluminum Cylinder Head Big Block Mopar 383/440 w/Hyd at the best online prices at eBay! Free shipping for many products! ... CNC Ported Stealth Aluminum Cylinder Heads pair for Mopar Big Block 440 400 383. $2,399.00 WebBrodix Big Block Chrysler B1 Series Aluminum Cylinder Heads Bolt-On 100+HP Over Cast Iron Heads! 15° Intake & Exhaust Valve Angles The Brodix Big Block Mopar B1 BS Series is available in two different versions, out-of-the-box and 100% CNC ported. These versions offer a 90-120hp gain over their cast iron competitors. brand of freezer
Approximate HP gains from porting heads - Yellow Bullet Forums
WebDec 22, 2016 · The BEST aluminum heads in my opinion are the NEW Trick Flow Specialties heads. For $2K you get assembled heads that are cnc'd and flow 340 @ .600. They are 2nd to none in my opinion. Buy them and be done. And expect near 600hp and near 600 torque on a 440. Oct 11, 2016 #8 69hemibeep Sponge Bob Square Wheels Joined Sep 10, 2008 … Web740 River Road. Huron, Ohio 44839. Phone: 419-433-4410. Fax: 419-433-2166. Information Line Available from 4-6pm EST. We are a Mopar Performance Warehouse Dealer. We ship UPS or Shenker International. We accept Visa or Master Card. WebOct 2, 2002 · Mopar Performance claims the 383/440 aluminum head, out of the box, will outflow the factory #906 heads originally fitted on '68-'70 big-blocks (and are generally … brand of frozen waffles