Full Version: Piston size on the old 640 ??????
Both the pistons on the 640 doo where detonated do any of you guys know what size the original pistons where???
QUOTE (thesledhead @ Nov 24 2008, 10:05 AM) 
Both the pistons on the 640 doo where detonated do any of you guys know what size the original pistons where???
Stock bore on the cylinder was 76 mm if that helps.
QUOTE (Partsguy @ Nov 24 2008, 01:01 PM)
Stock bore on the cylinder was 76 mm if that helps.
hell yea
can you get pistons
QUOTE (thesledhead @ Nov 24 2008, 03:18 PM)
hell yea can you get pistons
can you get pistons I can get you SPI pistons which IMO are as good as the OEMS. I believe they go to .040 over. You know was size you need as in std or over ? Let me know & I'll check availability when I'm back at work in the morning.
Click to view attachment
Not sure why they only list the RH piston to .020 ?
QUOTE (Partsguy @ Nov 24 2008, 02:24 PM)
I can get you SPI pistons which IMO are as good as the OEMS. I believe they go to .040 over. You know was size you need as in std or over ? Let me know & I'll check availability when I'm back at work in the morning.
Click to view attachment
Not sure why they only list the RH piston to .020 ?
Click to view attachment
Not sure why they only list the RH piston to .020 ?
Ill measure it and let ya know tonight
thanks
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