not Imitation
Diamond LS7 Street/Strip Flattop Piston

Diamond LS7 Street/Strip Flattop Piston

Price: $1,119.99
Sale Price: $978.33
Please Call for Availability !
Bore/Stroke/Rod Length/Compression Depth:

Since 1968, Diamond Racing has been producing the highest quality racing parts around.  From the early 70's Diamond has been concentrating on manufacturing forged pistons for the racing industry.  From the late 90's to current day Diamond has solely dedicated itself to manufacturing forged pistons. With this being said, Diamond has updated all of its machinery so we can offer our customers the state of the industry in machining.  Along with this, Diamond has also expanded its shelf stock inventory to include hundreds of stocking part numbers. Most of these parts can be shipped on the same day. Diamond is dedicated to customer service and has a strong commitment to quality.

• Can be used with small nitrous kits
• Offset wrist pins for quiet operation
• Compression ratios calculated at zero bore depth with 9.240” deck height
• Standard ring package: 1.5mm x 1.5mm x 3.0mm
• Premium 8620 wrist pins included chamfered for round wire locks
• Gasket volume: 11.0cc’s
• Top ring down dimension: 0.250”
• Valve pocket depth: 0.206” intake and 0.148” exhaust
Item Number Bore Stroke Rod Comp. Height Weight Pin CC Ring Thickness
11580-R1-8-H 4.125 4.000 6.077 1.163 456 .9252 x 2.250 -3.84cc 1.2mm x 1.2mm x 3.0mm
11581-R1-8-H 4.130 4.000 6.077 1.163 457 .9252 x 2.250 -3.84cc 1.2mm x 1.2mm x 3.0mm
11585-R1-8-H 4.125 4.000 6.125 1.115 449 .927 x 2.250 -3.84cc 1.2mm x 1.2mm x 3.0mm
11586-R1-8-H 4.130 4.000 6.125 1.115 455 .927 x 2.250 -3.84cc 1.2mm x 1.2mm x 3.0mm

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