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FS: NEW CP pistons, 20 over(85.5mm) 9:1 comp Evo
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FS: NEW CP pistons, 20 over(85.5mm) 9:1 comp Evo
I have a NEW in box set of 4 CP custom pistons. These fit Evo 8 and Evo 9 and other 4g63 engines. I am going a different direction and am not going to use these.
$425 shipped
Basic Data:
9:1 compression ratio
.020 overbore, 85.5 mm bore
for 88 mm crank
upgraded wristpins and ring package
stock rod length
Technical Data:
84-2 forging
bore diameter: 3.366
Clearance: .0035
Compression Height: 1.37
Pistonsize at Guage point.5 up skirt: 3.3625
Ring info:
top groove width .04
top groove diameter 3.077
2nd groove width .048
2nd groove diameter: 3.045
3rd groove width: .111
3rd groove diameter: 3.057
Intake valve relief: -.18
Exhaust valve relief: -.150
Pin info:
Pin diameter: .866
Pin length: 2.5
lock type .063 wire
Dish depth -.115
dome height: 0
Gram weight: 329
Cam profile: CP932
Wrist pins:
PN: 866-2500-15CP3C
Locks:
PN: 866x063 SWL
Rings:
PN: CPN 3366
$425 shipped
Basic Data:
9:1 compression ratio
.020 overbore, 85.5 mm bore
for 88 mm crank
upgraded wristpins and ring package
stock rod length
Technical Data:
84-2 forging
bore diameter: 3.366
Clearance: .0035
Compression Height: 1.37
Pistonsize at Guage point.5 up skirt: 3.3625
Ring info:
top groove width .04
top groove diameter 3.077
2nd groove width .048
2nd groove diameter: 3.045
3rd groove width: .111
3rd groove diameter: 3.057
Intake valve relief: -.18
Exhaust valve relief: -.150
Pin info:
Pin diameter: .866
Pin length: 2.5
lock type .063 wire
Dish depth -.115
dome height: 0
Gram weight: 329
Cam profile: CP932
Wrist pins:
PN: 866-2500-15CP3C
Locks:
PN: 866x063 SWL
Rings:
PN: CPN 3366
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