Ive often heard it said that this is a 'no-no' because it will greatly hamper low end torque and the much larger intake chambers for maximized flow of Racing Heads (ie : 365 cfm for a big block) will cause a great loss in low rpm torque and response.
So, im curious to know if anyone here...
The M21 is a strong little Gearbox. Ive had mine on for 44 years now ... on a 1970 Big block Corvette with a builtup motor (now 540 h.p/600 tq) . Although its just for the street, ive put the Gearbox thru its paces and its holding up just fine. . The M22 Rockcrusher is great for racing and...
Im giving this some consideration but would want it done professionally. I have an L88 Hood on my Big Block Vette so I think theres room. Id like to know if anyone has had it done, its added performance, its sound level, complications, tips, etc . Pictures would be superb. Thanks, Dave.