Description
Practical value and everyday use
Main Cap Bolt kit Compatible with 2000-15 GM LS1 LS2 LS6 LS7 LS9 Engines 12560273 12560272 12556127 is listed in Main Bolts & Studs. For a practical buying decision, start with this source-backed point: Category: Replacement Parts / Engines & Engine Parts / Engine Parts / Main Bolts & Studs.
The source also records: Main cap Bolts set compatible with 2000-2015 GM LS1 LS2 LS6 LS7 LS Engines. Includes 10 inner main bolts and 10 outer main bolts for Windage tray and 10 Main Cap side bolts. These bolts are from the same supplier to GM. These replace OEM 12560272,12560273, 12556127 bolts. Use this additional stated detail to judge day-to-day usefulness and package value: Application note: 7L LS1 & LS6 Main cap Bolts set compatible with 2000-2015 GM LS1 LS2 LS6 LS7 LS Engines.
Value-focused decision
Compare those stated features and included items with the current on-page offer and the exact quantity needed. No performance claim is added beyond the source product record.
Complete source-backed product details
Main cap Bolts set compatible with 2000-2015 GM LS1 LS2 LS6 LS7 LS Engines. Includes 10 inner main bolts and 10 outer main bolts for Windage tray and 10 Main Cap side bolts. These bolts are from the same supplier to GM. These replace OEM 12560272,12560273, 12556127 bolts.
Source product highlights
About this item
- 10 inner Main Bolts Replaces OEM 12560272
- 10 Outer main bolts for windage tray Replaces OEM 12560273
- 10 Main cap Side Bolts Replaces OEM 12556127
- Compatible with 1997-2015 Chevy Pontiac 4.8 4.8L 5.3 5.3L 5.7 5.7L LS1 & LS6




Customer –
Perfect stock main bolts at a good price. Will buy again!
Sammy –
For my 2002 Chevy Silverado 4.8 vortec engine.
customer –
These bolts are the exact main bolts I was replacing. Down to manufacturer markings and stamps.
Josh W. –
Not the highest quality but better than stock. Make sure bolt holes are dry. Don’t over oil threads. Strip easily and and nuts begin to distort.
Daniel Z –
They look identical to oem amd function as oem.I would buy again ..used them on my GM 2007 5.3l engine .. also used a set on a GM 2001 zo6 5.7l
Selena –
The shipping folks must have used my box of bolts as a hockey puck.Bolts survived and worked good
Jeremy –
Worked well on my big cam 4.8, follow standard torquing instructions and no problems for over a year
Tim McCain –
Torqued well and the engine has been running over a year!