whats up on berkley pumps

[86 catalina]

Are 12JG A pumps and 12JC A pumps interchangable...whats the diffrence???Also is a b impellor good for a 600 horespower 21 foot boat ??what should i do>>thanks

[FLEA DIDDY]

12jg are split bowls and 12jc are not, I think thats right, lol. I think the inerds are the same, Somebody correct me if I;m wrong

[Squirtin Thunder]

Are 12JG A pumps and 12JC A pumps interchangable...whats the diffrence???Also is a b impellor good for a 600 horespower 21 foot boat ??what should i do>>thanks
Read This thread, Sift through the bull but there is some good info there that may partain to you (http://www.***boat.com/forums/showthread.php?t=107288)

[Squirtin Thunder]

12jg are split bowls and 12jc are not, I think thats right, lol. I think the inerds are the same, Somebody correct me if I;m wrong
Yep your right !!!