Page 9 - Diamond Pistons
P. 9
Chevy LS1
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 1.2mm x 1.5mm x 3.0mm ring package on all 3.905 bore piston sets included
• Premium 8620 .185W wrist pins included
• Valve pocket depth: 0.176” intake and .105” exhaust
• 2618 material for High HP-NOS-Boost applications
LS1 5.7L Block: 3.898 Std Bore 3.622 Std Stroke
COMPRESSION RATIO
Bore
Stroke
Rod
C.D.
Weight
Pin
CC's
62cc
66cc
70cc
Ring Set
Part #
3.905
3.622
6.098
1.331
415
.945 x 2.500
-2.0cc
10.7
10.2
9.8
09453905
11500-R1
3.905
3.622
6.098
1.331
424
.945 x 2.500
0.0cc
11.0
10.5
10.0
09453905
11501-R1
3.905
3.622
6.125
1.304
408
.927 x 2.500
-2.0cc
10.7
10.2
9.8
09453905
11502-R1
3.905
4.000
6.125
1.115
375
.927 x 2.500
-2.0cc
11.7
11.2
10.7
09453905
11505-R1
LS2 Block: 4.000 Std Bore 3.622 Std Stroke
COMPRESSION RATIO
Bore
Stroke
Rod
C.D.
Weight
Pin
CC's
62cc
66cc
70cc
Ring Set
Part #
4.005
4.000
6.125
1.115
402
.927 x 2.500
-2.0cc
12.2
11.6
11.1
09454005
11540-R1
LQ4/LQ9 6.0L Block: 4.000 Std Bore 3.622 Std Stroke
COMPRESSION RATIO
Bore
Stroke
Rod
C.D.
Weight
Pin
CC's
62cc
66cc
70cc
Ring Set
Part #
4.030
3.622
6.098
1.331
449
.945 x 2.500
-2.0cc
11.3
10.7
10.3
09454030
11510-R1
4.060
3.622
6.098
1.331
457
.945 x 2.500
-2.0cc
11.4
10.9
10.4
09454065
11511-R1
4.030
3.622
6.125
1.304
451
.927 x 2.500
-2.0cc
11.3
10.7
10.3
09454030
11512-R1
4.060
3.622
6.125
1.304
452
.927 x 2.500
-2.0cc
11.4
10.9
10.4
09454065
11513-R1
4.000
4.000
6.125
1.115
402
.927 x 2.500
-2.0cc
12.2
11.6
11.1
09454005
11518-R1
4.030
4.000
6.125
1.115
412
.927 x 2.500
-2.0cc
12.3
11.8
11.2
09454030
11519-R1
4.060
4.000
6.125
1.115
418
.927 x 2.500
-2.0cc
12.5
11.9
11.4
09454065
11529-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
7
COMPETITION SERIES
