Set of 16 Hydraulic Roller Lifters & 4 Guides Fit For Chevy 5.3 5.7 LS1 LS2 LS7

Description

Lifters：Complete set of replacement lifters. Includes 16 hydraulic roller lifters and 4 new guide trays.Replace GENERAL MOTORS-12499225,ACDELCO-HL124,SEALED POWER-HT2148,MELLING-JB2079 . Compatible with Chevy 1992-2014，GMC 1992-2013， Buick 1988-2008，Cadillac 2002-2006，Hummer 2003-2007 ，Oldsmobile 1986-1999，Pontiac 1988-2006.LS1, LS2, LS3, LS6, LS7, LS9 LSX,4.8L, 5.3L, 5.7L, 6.0L Engines.Before purchasing, please use fitment to check whether your vehicle is compatible with this part.place 12499225 HL124 Precautions：When installing a new hydraulic roller lifters, the diesel engine should not be operated within 30 minutes (because the valve will hit the piston at this time)，and it is normal to produce a noise at the initial stage of starting the engine.
Set of 16 Hydraulic Roller Lifters & 4 Guides Fit For Chevy 5.3 5.7 LS1 LS2 LS7
Product description
Quality and Design：
Manufactured from high quality durable materials for long wear.Precision engineered for optimum fit and function.Designed for long-life and maintenance free performance.In order to protect the parts, it is normal to have oil on the parts
Precautions：
When installing a new hydraulic roller lifters, the diesel engine should not be operated within 30 minutes (because the valve will hit the piston at this time)，and it is normal to produce a noise at the initial stage of starting the engine.
Lifters Maintain：
1. The oil is dry and the wear and tear, the newly purchased hydraulic roller lifters cannot be installed directly, it needs to be infiltrated and lubricated first 2.Use inferior motor oil or the oil deteriorates. If there are too many impurities in the oil, it will aggravate the wear of the hydraulic tappet.
Note:Before purchasing, please use fitment to check whether your vehicle is compatible with this part.
Fit for :
for LS1, LS2, LS3, LS6, LS7 Engines
for V8 Engine Sizes: 4.8L, 5.0L,5.3L, 5.7L, 6.0L
for V6 Engine Sizes:3.3L,3.8，4.3L
for 1992-2014 Chevrolet
for 1992-2013 GMC
for 1988-2008 Buick
for 2002-2006 Cadillac
for 2003-2007 Hummer
for 1986-1999 Oldsmobile
for 1988-2006 Pontiac
Replace for Part Number:
12499225, 17120735, 17122490, 17089852, 17108057
17120070, 17121905 HL124, 850-16, 10530-16, 91113
HT-2148, 12595365, 5234890, 5235498, 5233745, 5234670
How to replace the lifters with appropriate thickness?
1. When the camshaft is not disassembled, write the known gap measurement on white paper! The data is A
2. Remove the tappet! Measure the thickness! Write on white paper! The data is B
3. The first thing to know! Intake valve clearance is 0.20MM Exhaust pipe clearance is 0.30MM
4. Let A + B = C. C is the total distance from the camshaft to the valve top
5.The intake valve uses C-0.20 equal to the thickness of the intake valve tappet, the exhaust valve uses C-0.30 equals the thickness of the exhaust lifters
Tips
We recommend to complete the installation with the help of a professional technician
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