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Diamond Pistons

Mopar 426 Hemi
Street / Strip Dome Top
Piston

• Available in Street Hemi & Race Hemi type compression ratios.
• Can be used with small nitrous kits. 2618 alloy.
• Ratios calculated for .020” deck@10.720”.
• Standard 1/16” x 1/16” x 3/16” ring package.
• Premium 8620 wrist pins included.
• Gasket volume = 13.7cc’s.
• Top ring down = .460”.
• Some items are non-stock parts, made to order as necessary. Check the shopping cart for availability.

Mopar Hemi: Street Hemi type Dome
Part #
Bore
Stroke
Rod
C. D.
Wt
Pin
CC's
Comp Ratio
Purchase Online
168cc
173cc
9.5
9.5
9.7

9.2
9.2
9.3

52500
$742
4.250
4.280
4.310
3.750
6.860
1.965
822
824
828
1.031
85cc
52520
$742
4.250
4.280
4.310
4.150
6.860
1.765
771
775
782
1.031
75cc
9.6
9.6
9.8
9.3
9.3
9.5
52560
$742
4.500
3.750
6.860
1.965
-
1.031
86cc
10.5
10.0
52565
$742
4.500
4.150
6.860
1.765
781
1.031
74cc
10.5
10.0

 

Mopar Hemi: Race Hemi type Dome
Part #
Bore
Stroke
Rod
C. D.
Wt
Pin
CC's
Comp Ratio
Purchase Online
168cc
173cc
12.6
12.6

12.0
12.0

52550
$742
4.280
4.310
3.750
6.860
1.965
800
809
1.031
112
52540
$742
4.280
4.310
4.150
6.860
1.765
768
-
1.031
103
12.6
12.7
12.0
12.1

* Includes Oil ring support rails.


 
Call 1-877-354-3812
to order your Parts Today!

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About RPM Machine | Specials | Newsletter
RPM Machine-Performance Auto Parts
8060 so 1300 W
West Jordan Utah 84088
We carry parts from scat, je, wiseco, ross, crower, callies, eagle, cat, eagle
Most of our rotating assemblies include forged pistons
and 4340 steelcranks


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