Dec 19, 2004 · look at the specs and design of either the b18 or b20 IM: small plenum, long runners, small diameter - all these things are designed for torque to be made in the low to mid rpms at the cost of high rpm (>5500 rpm) power, if you've learned about IM …

Jan 9, 2007 · I wanted to know if anyone could tell me what is necessary to put a B18A1 ls integra head on a B20Z block.

May 13, 2012 · Hey I have a b18b1 hatch. I love the car and all, but i wanna put a vtec head on it. I just want to know what i should do to make it go as smooth as possible. Thanks for the help from anyone that knows. i thought about turbo but the engine already has 180k kms and i don't want to rebuild the motor, so im just gonna go with the vtec

Feb 9, 2006 · a gsr head flows better than a si. B18B block is good with a b16 head i.e lsvtec but a gsr engine produces more hp and torque so why would you want to change the head from a gsr to a b16, you would not gain anything, you'd lose hp if …

Oct 3, 2004 · b16 head is the most common because of how the head flows. I got quoted around $1650 for the head swap which included the b16 head, machining, ecu reflash and general labor for assembly. The dyno graphs of cars that were dynoed at …

For all B16A, B18C, B18, B20, H22A, ZC, & D-series motors. Includes full Port & Polished Head, high performance valve job, & head resurface

May 29, 2020 · The p72 head that came on the b18c1 (GSR) has less than desirable flow compared to the pr3 of the b16a. That head casting (b16) is the same as the b18c5. That's why a GSR motor with a b16a head, and camshaft and pistons …

Nov 8, 2022 · The B18 features an aluminum block and aluminum head, making it a light engine at just 395 lbs. It is also an exceptionally strong engine featuring cylinder sleeves from the factory and bulletproof internals capable of withstanding more than …

Apr 26, 2023 · B18 Vs B20: Key Differences. Here are some significant points that you can consider to differentiate between these two heavyweights from the B series. Engine Capability. The B18 can handle much power in comparison to B20. Moreover, the B18 engines’ VTEC integration makes them more effective at higher RPMs and speeds.

Oct 17, 2006 · they are the same thing a b18 will bolt right up on the block. The only difference bettween a b18 and a b20 is that the b20 is bored out. Slap a head gasket on there and get that bitch runnin.