CP Pistons Dodge Plymouth Chrysler Mopar 440
Forged CP Piston Sets
CP Pistons, for those that demand the
ultimate in engine performance!
CP Pistons is dedicated to producing the highest quality 440 Mopar racing components in
the industry. CP Pistons are for those wanting the absolute best possible
forged piston for their Dodge, Plymouth, Chrysler, Mopar big block 440 high performance
racing engine. CP Pistons supply components to top level competitors in NASCAR, Formula
One, NHRA, IHRA, NMCA, CASCAR, the IRL and many other premier racing series. CP Pistons
manufacturing is handled totally in house which enables them to produce a superior
product. CP is committed to designing and producing the highest quality, best performing
440 pistons on the market.
Mopar 440 forged CP Pistons sets are available in both flat top and dome
top designs, for stock 440 stroke engines and stroker engines. All of the sets listed
below feature:
Wrist pins and pin fitting included
Accumulator groove included
Double pin oilers are force fed from the oil ring
Large valve relief depths and diameters allow for high lift cams and oversized valves
Piston sets are balanced to +/- 1 gram
Pin lock grooves included to ease lock removal
Fully CNC Machined
Double spiral locks included
Click on the part number
in the table below for pricing or to order the pistons and or rings of your choice.
CP Pistons
Mopar Chrysler Plymouth Dodge 440 Piston Sets and Mopar 500 Stroker Pistons
Stock 440 bore size is 4.320"
Stock 440 stroke is 3.750"
Ring grooves are 1/16", 1/16", 3/16"
Compression based on block with a deck cut .010" and .039" compressed head
gasket
The 4.150" stroker crankshaft builds a 500 cube engine at .030 oversize
FT = Flat Top
DM=Dome Top
CH = Compression Height This is the measurement from the centerline of the piston pin bore
to the top flat part of the piston
Wt= Piston weight in grams |
| Part # |
Bore Size |
Crank
Stroke |
Rod
Length |
Pin Size |
CH |
Wt.
in
gms |
ccs |
piston
type |
CR w/head
chamber of: |
Plasma Moly
File Fit
Piston Ring Set
Part # |
| 80cc |
88cc |
| cp s4020 |
4.350
+.030" |
stock
3.750" |
6.760" |
.990" x 2.750" |
2.060 |
612 |
-6 |
FT |
10.3-1 |
9.6-1 |
cp rs8222-4350-5 |
| cp s4010 |
4.350
+.030" |
stroker
4.150" |
6.760" |
.990" x 2.750" |
1.860 |
583 |
-6 |
FT |
11.3-1 |
10.5-1 |
cp rs8222-4350-5 |
| cp s4011 |
4.375
+.055" |
stock
3.750" |
6.760" |
.990" x 2.750" |
2.060 |
627 |
-6 |
FT |
10.4-1 |
9.7-1 |
cp rs8222-4375-5 |
| cp s4021 |
4.375
+.055" |
stroker
4.150" |
6.760" |
.990" x 2.750" |
1.860 |
599 |
-6 |
FT |
11.4-1 |
10.6-1 |
cp rs8222-4375-5 |
| cp s4000 |
4.350
+.030" |
stock
3.750" |
6.760" |
.990" x 2.750" |
2.060 |
638 |
8.3 |
DM |
12-1 |
11-1 |
cp rs8222-4350-5 |
| cp s4001 |
4.375
+.055" |
stock
3.750" |
6.760" |
.990" x 2.750" |
2.060 |
653 |
8.3 |
DM |
12.1-1 |
11.1-1 |
cp rs8222-4375-5 |
Links to related sections of our website:
CP
Pistons Index Page
Pistons Index page for all brand
names
Connecting Rods
Crankshafts
