Page 11 - Diamond Pistons
P. 11

Chevy LS3-L92
Chevy LS7
STREET STRIP FLAT TOP SERIES
• 3D milling on piston crowns for ready to install  nish
• Valve pockets designed to work with most aftermarket cylinder heads
• Offset pins for quiet operation
• Moly skirt coating for friction loss and skirt wear protection
• Top ring down dimension: .250”
• Ratios  gured for .040 head gasket
• Premium 1.2mm x 1.2mm x 3.0mm ring package included
• Premium 8620 .185W wrist pins included
• Valve pocket depth: 0.176” intake and .105” exhaust
• 2618 material for High HP-NOS-Boost applications
LS3-L92 Block: 4.065 Std Bore 3.622 Std Stroke
Pin
COMPRESSION RATIO
Bore
Stroke
Rod
C.D.
Weight
CC's
62cc
70cc
76cc
Ring Set
Part #
4.005
3.622
6.125
1.304
438
.927 x 2.500
-2.0cc
11.1
10.1
9.5
09454005
11541-R1
4.005
4.000
6.125
1.115
413
.927 x 2.500
-2.0cc
12.2
11.1
10.4
09454005
11542-R1
4.065
3.622
6.125
1.304
457
.927 x 2.500
-2.0cc
11.5
10.4
9.8
09454065
11543-R1
4.065
4.000
6.125
1.115
421
.927 x 2.500
-2.0cc
12.5
11.4
10.7
09454065
11544-R1
4.070
3.622
6.125
1.304
458
.927 x 2.500
-2.0cc
11.5
10.5
9.8
09454070
11545-R1
4.070
4.000
6.125
1.115
423
.927 x 2.500
-2.0cc
12.6
11.4
10.7
09454070
11546-R1
4.125
4.000
6.125
1.115
437
.927 x 2.500
-2.0cc
12.9
11.7
11.0
09454125
11547-R1
4.130
4.000
6.125
1.115
440
.927 x 2.500
-2.0cc
12.9
11.7
11.0
09454130
11548-R1
Optional H-13, M2 and TP-1 wrist pins available as a upgrade to any piston part number - Contact Diamond Pistons for tech assistance
• 3D milling on piston crowns for ready to install  nish
• Inboard forging design for maximum strength
• Valve pockets designed to work with most aftermarket cylinder heads
• Offset pins for quiet operation
• Moly skirt coating for friction loss and skirt wear protection
• Top ring down dimension: .250”
• Ratios  gured for .040 head gasket
• Premium 1.2mm x 1.2mm x 3.0mm ring package included
• Premium 8620 .185W wrist pins chamfered for roundwire locks included
• Valve pocket depth: 0.206” intake and .148” exhaust
• 2618 material for High HP-NOS-Boost applications
RACE FLAT TOP SERIES
LS7 Block: 4.125 Std Bore 4.000 Std Stroke
COMPRESSION RATIO
Bore
Stroke
Rod
C.D.
Weight
Pin
CC's
70cc
72cc
Ring Set
Part #
4.125
4.000
6.077
1.163
456
.9252 x 2.250
-3.84cc
11.5
11.2
09454125
11580-R1
4.130
4.000
6.077
1.163
457
.9252 x 2.250
-3.84cc
11.5
11.3
09454130
11581-R1
4.125
4.000
6.125
1.115
449
.927 x 2.250
-3.84cc
11.5
11.2
09454125
11585-R1
4.130
4.000
6.125
1.115
455
.927 x 2.250
-3.84cc
11.5
11.3
09454130
11586-R1
Optional H-13, M2 and TP-1 wrist pins available as a upgrade to any piston part number - Contact Diamond Pistons for tech assistance
DiamondRacing.net Tech support 586.792.6620
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COMPETITION SERIES


































































































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