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TIME-SERT® KITS HAVE BEEN TESTED AND APPROVED BY GENERAL MOTORS.
There is no other company approved for these repairs in aluminum
blocks. |
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TIME-SERT® GENERAL MOTORS PROFESSIONAL THREAD REPAIR KITS |
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SPECIAL KITS AND TOOLS | KIT PART NO |
INSERT PART NO |
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2015 LS9 Head bolt M12x1.75 |
M12x1.75 Headbolt Used in 2014 Corvette 6.2L V8 full-size trucks 4.3L V6, 5.3L V8, or 6.2L V8 Silverado, Sierra, Tahoe, Yukon, Escalade, Suburban |
660EN-42385-50 INSTRUCTIONS |
661EN-42385-58 includes 10 inserts |
Northstar 2004/PV8 LH2
Northstar head bolt |
M11x 2.0 Headbolt
|
660J-42385-2030 |
661112030 |
2013 ECOTEC GEN2 2.0 LTG / 2.5 LCV General Motors |
M11x2.0 Headbolt 2.0 LTG 2013 Cadillac ATS 2013 Chevrolet Malibu 2.5 LCV 2013 Cadillac ATS 2013 Chevrolet Malibu 2014 Chevrolet Impala |
6609530 |
661112030 includes 10 inserts |
NorthStar 2000 V8 Northstar head bolt repair kit |
M11x1.5 Headbolt |
660J-42385-2000 |
66111155 |
Cadillac Northstar 4.0/4.6 V8 First Repair General Motors also Oldsmobile Aurora 1995 -1999 2000 and up use different kit. see below |
NorthStar M11x 1.5 Headbolt V8 This block has 1 depth for all head bolt holes. This is measured from the top of the block to the first starting thread 35mm. Last year for this block 1999 |
660J-42385-500 |
66111155 includes 10 inserts 20 required for the entire block. Same as GM# J-42385-507 |
Northstar 4.0/4.6 V8 |
NorthStar M10x1.5 |
660J-42385-300 |
661101522 includes 20 inserts |
Premium V6 |
PV6 M11x1.5 Head bolt
1999-2002 |
6606001 |
66111155 |
If Needing oversized for PV6, we do not have a specific kit available.
See our Universal Head Bolt BIG-SERT M11x1.5 p/n 6602200BS. LINK: Universal Head bolt page. |
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High-Feature |
M11x2.0 Headbolt |
6607330 |
661112030
includes 16 inserts |
GM cast iron block |
3/8-16 |
Starter Bolt 6601535 Kit includes: Drill, counterbore tap , tap guide, Driver, 4 inserts 1.00" or 25mm in length Note: This kit can also repair a failed helicoil or coil style insert. |
661153501 |
GM Aluminum block |
M10x1.5 |
Starter Bolt 6601380 Kit includes: Core Drill, tap , tap guide, Driver, 4 inserts 20mm, 4 sleeves |
66110153 |
BIG BLOCK CHEVY V8 |
7/16-14 |
6600761D Includes: drill, counterbore, tap, tap guide, driver and 5 stainless inserts .600 |
66107612 |
BIG BLOCK CHEVY V8 OVERSIZED used after helicoil failure |
7/16-14 Head bolt
Used in cast iron blocks where |
7/16-14
OverSized Kit 6605761E includes: drill, counterbore, tap, tap guide, driver, 5 inserts .600 length & sealer. |
66157611 |
Northstar 4.0/4.6 V8 |
NorthStar M11x 1.5 Headbolt |
660J-42385-500BS |
661J-42385-507BS kit includes 10 inserts |
BIG-SERT UNIVERSAL HEAD BOLT ADD-ON KIT |
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BIG-SERT Universal |
M11x1.5 Double oversized ADD-ON |
660J-42385-500BSAO note: you must have kit p/n 660J-42385-500 or 660J-42385-2000 tooling to finish repair. |
661J-42385-507BS includes 10 inserts |
L850 or ECOTEC 2.2 liter 4 cylinder |
M11x1.5 Headbolt Use kit number 660J-42385-500 with 662J-42385-871 Drill Bushing |
660J-42385-500 kit with 660J-42385-871 Bushing |
66111155 Same as GM# 661J-42385-507 |
INLINE 6 LL8 |
Straight 6 M11x2.0 |
6604001 |
661112030 includes 14 inserts |
GENERATION III |
GEN III M11x2.0 |
660J-42385-100 |
661112030 includes 10 inserts 20 required for the entire bloc |
GENERATION III 5.7L |
GEN III M10x2.0 |
660J-42385-120 |
661102022 includes 20 inserts |
M12x1.75 |
Repairs Drain pans in: |
6601217C INSTRUCTIONS |
66112170 |
Universal |
M8x1.25
|
6601812CORE Click here for: tool information |
661118125117N |
Universal Rocker Arm |
M8x1.25
|
Click here for: tool information |
66158121 |
Rocker Arm |
M10x1.5
|
6601015CORE Click here for: tool information |
661118125117N |