3.780 in. Bore - -2.00 CC Volume - 1.304 in. Comp Height - Standard Pin
The muscle car era is back with a horsepower-fueled vengeance and Diamond has late-model muscle builders covered with a huge selection of performance pistons. Whether you're building an LS, LT, Modular/Coyote, or a third generation Hemi, Diamond has the pistons you need to get the job done right. Pistons are available for builders seeking more cubic inches, higher compression, or nitrous/boost ready performance, and all of Diamonds Modern Muscle pistons are forged and machined 100% in the USA, utilize extremely strong 2618 aluminum and incorporate premium Trend Performance wrist pins.
  • 3D milling on piston crowns for ready to install finish
  • Premium 1.0mm x 1.2mm x 2.8mm ring package included
  • Premium 8620 .185W wrist pins included
  • Valve pocket depth: 0.176" intake and .103" exhaust
  • 2618 material for High HP-NOS-Boost applications
  • 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
  • Side gas ports for better ring seal
  • Top ring down dimension: .250"
  • Ratios figured for .040 head gasket

Information:

Diamond Racing Products Piston Kit for Chevrolet LM7 3.780 Bore x 3.622 Stroke x 6.125 Rod x 1.304 Comp Height - Std Kit.

Application Summary:

Year Make/Model
2002-2005 Cadillac Escalade
2002-2006 Chevrolet Avalanche 1500
2003-2006 Chevrolet Cheyenne
2003-2007 Chevrolet Express 1500
2003-2005 Chevrolet Express 2500
2003-2007 Chevrolet Express 3500
1999-2006 Chevrolet Silverado 1500
2007 Chevrolet Silverado 1500 Classic
1999-2006 Chevrolet Silverado 2500
2003-2006 Chevrolet Sonora
2000-2006 Chevrolet Suburban 1500
2000-2006 Chevrolet Tahoe
2003-2007 GMC Savana 1500
2003-2005 GMC Savana 2500
1999-2006 GMC Sierra 1500
2007 GMC Sierra 1500 Classic
1999-2000 GMC Sierra 2500
2000-2006 GMC Yukon
2000-2006 GMC Yukon XL 1500
Attributes
Add-On 09543780, 09543780, G9272500185, 015104-32
Bore Diameter 3.780, 3.780
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Hierarchy Pistons, Pistons
Compression Height 1.304, 1.304
Compression Ratio 10.20, 10.20
Country of Origin (Primary) US
Cylinder Quantity 8, 8
EBAY Category ID 33623, 33623
Emission Code Off Road
Engine LM7, Gen III/IV LS
Engine - Web LM7, Gen III/IV LS
Engine Detail - Web LM7, LM7
Engine Type ICE, ICE
Harmonized Tariff Code (Schedule B) 8409919990
Hazardous Material Code N
Industry Automotive, Automotive
Life Cycle Status Code Available to Order
Make Chevrolet, Chevrolet
Make - Web Chevrolet
Oil Rail Support Included No, No
Oil Ring Thickness 2.80, 2.80
Piston Line Series Competition Series, Competition Series
Piston Pin Included Yes
Piston Pin Length 2.500
Piston Pin Outside Diameter 0.927
Piston Pin Part Number G9272500185
Piston Ring Part Number 9543780
Piston Rings Included Yes
Piston Series LM7, LM7
Piston Volume -2.00, -2.00
Product Market Modern Muscle, Modern Muscle
Product Type Engine Piston Kit, Engine Piston Kit
Retainer Lock Included Yes
Retainer Lock Part Number 015104-32
Ring Set Included Yes, Yes
Ring Set Part Number 09543780, 09543780
Ring Set Thickness 1.00 MM x 1.20 MM x 2.80 MM, 1.00 MM x 1.20 MM x 2.80 MM
Rod Length 6.125, 6.125
SDR Required Flag N
Second Compression Ring Thickness 1.20, 1.20
Stroke 3.622, 3.622
Title - Web Diamond Pistons Chevrolet Gen III/IV LS Piston Kit, Diamond Pistons Chevrolet Gen III/IV LS Piston Kit
Top Compression Ring Thickness 1.00, 1.00
VP Exhaust Depth 0.103, 0.103
VP Intake Depth 0.176, 0.176
Warranty Time 30
Wrist Pin Dimensions 0.927 x 2.500, 0.927 x 2.500
Wrist Pin Included Yes, Yes
Wrist Pin Length 2.500, 2.500
Wrist Pin Outside Diameter 0.927, 0.927
Wrist Pin Part Number G9272500185, G9272500185
Wrist Pin Retainer Included Yes, Yes
Wrist Pin Retainer Part Number 015104-32, 015104-32
GTIN 00193564374912