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TIME-SERT® GENERAL MOTORS PROFESSIONAL THREAD REPAIR KITS

NORTHSTAR HEAD BOLT REPAIR KIT
General motors Head bolt thread repair kit block stripped thread repair
TIME-SERT® KITS HAVE BEEN TESTED AND APPROVED BY GENERAL MOTORS.
There is no other company approved for these repairs in aluminum blocks.

USE A "BIG-SERT OVERSIZED KIT" IF THE BLOCK WAS PREVIOUSLY Helicoiled

Click here for video instructions

NOTE: A good thread repair practice is to always verify the hole depths before drilling.
We recommend a "Tap Wrench " for tapping and driver tools.

General Motors Kits

SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
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	GEN V p/n EN-42385-50 INSTRUCTIONS	p/n En-42385-58 M12x1.75x35mm
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Northstar 2004/PV8 LH2 4.6 liter for XLR General Motors Cadillac & others Northstar head bolt repair kit	M11x 2.0 Headbolt In 2004 the NorthStar headbolt has changed to M11x2.0 thread. cadillac northstar head gasket repair kit	p/n J-42385-2030 INSTRUCTIONS	p/n 112030 M11x2.0x30mm includes 10 inserts 20 required for the entire block.
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
2013 ECOTEC GEN2 2.0 LTG / 2.5 LCV General Motors Theads start approx. 39mm down to first thread.	M11x2.0 Headbolt 2.0 LTG 2013 Cadillac ATS 2013 Chevrolet Malibu 2.5 LCV 2013 Cadillac ATS 2013 Chevrolet Malibu 2014 Chevrolet Impala	p/n 9530 INSTRUCTIONS	p/n 112030 includes 10
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
NorthStar 2000 V8 General Motors Cadillac & others 2000 - 2003 Northstar head bolt repair kit	M11x1.5 Headbolt This block is similar to the early 4.0/4.6 but has two thread depths, 35mm upper bank and 51mm lower bank. This is measured from top of the block to the first starting thread.	Cadillac NorthStar M11x1.5 Head Bolt Repair Kit P/n J-42385-2000 Time-sert INSTRUCTIONS	p/n 11155 M11x1.5x30mm includes 10 inserts 20 required for the entire block. Same as GM# J-42385-507
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Cadillac Northstar 4.0/4.6 V8 First Repair General Motors also Oldsmobile Aurora 1995 -1999 2000 and up use different kit. see below	Last year for this block 1999 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.	p/n J-42385-500 Northstar head bolt repair kit INSTRUCTIONS	p/n 11155 includes 10 inserts 20 required for the entire block. Same as GM# J-42385-507
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Northstar 4.0/4.6 V8 General Motors	NorthStar M10x1.5 Main Bearing	p/n J-42385-300 INSTRUCTIONS	p/n 101522 includes 20 inserts
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Premium V6 "PV6" or LX5 3.5L General Motors	PV6 M11x1.5 Head bolt 1999-2002 Oldsmobile Intrigue 2001-2002 Oldsmobile Aurora	p/n 6001 INSTRUCTIONS	p/n 11155 includes 16 inserts 16 required for the entire block. Same as GM# J-42385-507
If Needing oversized for PV6, we do not have a specific kit available. See our Universal Head Bolt BIG-SERT M11x1.5 p/n 2200BS . LINK: Universal Head bolt page.
SPECIAL KITS AND TOOLS
The 4.5 or 4.9 liter Cadillac Head bolt size M12x1.75, we do not make a specific kit for this engine block but we do offer a Universal kit M12x1.75 p/n 4900 LINK: Universal Head bolt page.
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
High-Feature V6 3.0/3.6 liter General Motors	M11x2.0 Headbolt Vehicle list click here:	p/n 7330 INSTRUCTIONS	p/n 112030 includes 16 inserts.
APPLICATION	SIZE	KIT P/N	INSERT P/N
GM cast iron block stripped Starter bolt thread repair kit Stripped Starter bolt The depth of the starter bolt hole should be 1.200" inches or 30mm Depth minimum.	3/8-16 Gm stripped starter bolt repair kit	Starter Bolt P/n 1535 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.	153501
APPLICATION	SIZE	KIT P/N	INSERT P/N
GM Aluminum block Starter bolt repair Starter bolt The depth of the starter bolt hole should be 1.500" or 38mm Deep.	M10x1.5	Starter Bolt P/n 1380 Kit includes: Core Drill, tap , tap guide, Driver, 4 inserts 20mm, 4 sleeves	10153
SPECIAL KITS AN TOOLS		KIT PART NO.	INSERT PART NO.
BIG BLOCK CHEVY V8	7/16-14 Head bolt Used in cast iron blocks where the material thickness is approx 5/8 or .625 inches	P/n 0761D includes: drill, counterbore, tap, tap guide, driver and 5 stainless inserts .600	07612
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
BIG BLOCK CHEVY V8 OVERSIZED used after helicoil failure	7/16-14 Head bolt OVERSIZED Used in cast iron blocks where the material thickness is approx 5/8 or .625 inches	7/16-14 OverSized Kit P/n 5761E includes: drill, counterbore, tap, tap guide, driver, 5 inserts .600 length & sealer.	57611
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Northstar 4.0/4.6 V8 Second Repair General Motors Cadillac & others cadillac northstar head gasket repair	NorthStar M11x 1.5 Headbolt ++ OVERSIZED ++ use after helicoil failure This kit also repairs the NorthStar 2000 blocks.	J-42385-500BS INSTRUCTIONS includes all the tools 10 inserts 2 dowels. additional dowel p/n J-42385-508BS	J-42385-507BS kit includes 10 inserts
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
BIG-SERT UNIVERSAL HEAD BOLT ADD-ON KIT ADD-ON KITS ONLY PROVIDE THE NECESSARY TOOLING TO CONVERT TO BIG-SERT You must have the original kit. What is Included: Drill, Tap, Bushing, line pin, Inserts and dowels. You will use the driver, fixture plate, bolts from the original kit to finish the repair.
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
BIG-SERT Universal ADD- ON KIT M11x1.5	M11x1.5 Double oversized ADD-ON	p/n J-42385-500BSAO note: you must have kit p/n J-42385-500 or J-42385-2000 tooling to finish repair.	J-42385-507BS includes 10 inserts
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
L850 or ECOTEC 2.2 liter 4 cylinder	M11x1.5 Headbolt Use kit number J-42385-500 with J-42385-871 Drill Bushing	J-42385-500 kit with J-42385-871 Bushing	p/n 11155 Same as GM# J-42385-507
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
INLINE 6 LL8 General Motors approx 15mm to the first thread.	Straight 6 M11x2.0 Head bolt 2002 -2004 GMC Envoy 2002-2004 Trail blazer	p/n 4001 INSTRUCTIONS	p/n 112030 includes 14 inserts
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
GENENERATION III 5.7L V8 LS General Motors cadillac northstar head gasket repair	GEN III M11x2.0 Head bolt Repair 1997-2004 C5 Corvette base model 1998-2002 Chevrolet Camaro Z28, SS 1998-2002 Pontiac Firebird Formula and Trans-Am 2004 Pontiac GTO 1999-2005 Holden Commodare as an option 1999-2005 Holden Statesman/Caprice 2001-2005 Holden Monaro	p/n J-42385-100 INSTRUCTIONS	p/n 112030 includes 10 inserts 20 required for the entire block.
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
GENERATION III 5.7L V8 LS General Motors	GEN III M10x2.0 Main Bearing	p/n J-42385-120 INSTRUCTIONS	p/n 102022 includes 20 inserts
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
M12x1.75 Drain plug This kit will repair most GM aluminum drain pans.	Repairs Drain pans in: 1999-2004 CK Engine ASM V8/ LR4/4.8V,LM7/5.3T,LQ4/6.0U 2003-2005 ST1 Engine ASM-4.3L V6/ LU3/4.3X Kit contains:Drill, Cbore,Tap, Driver, Tapguide, 5 inserts 12mm length	p/n 1217C INSTRUCTIONS	12170
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Universal Rocker Arm M8x1.25 CORE KIT The core drill included will allow a special 11.7mm length no flange insert to be installed deeper than the standard kit.	M8x1.25 kit includes: Coredrill, , tap, driver, tap guide, 5 inserts of the 11.7mm no flange. The mechanic doing the repair will have to set the counterbore depth manually by hand.	TIME-SERT p/n 1812CORE Click here for: tool information	18125117N
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Universal Rocker Arm M8x1.25 BIG-SERT OverSized repair Use after: A helicoil has failed The core drill included will allow a special 11.7mm length BIG-SERT insert to be installed deeper than the standard kit.	M8x1.25 kit includes: Coredrill, , tap, driver, tap guide, 5 inserts of the 11.7mm The mechanic doing the repair will have to set the counterbore depth manually by hand.	BIG-SERT p/n 1812CORE-BS Click here for: tool information	58121
SPECIAL KITS AND TOOLS		KIT PART NO.	INSERT PART NO.
Rocker Arm M10x1.5 CORE KIT The core drill included will allow a 11mm length insert to be installed deeper than the standard kit.	M10x1.5 kit includes: Coredrill, , tap, driver, tap guide, 5 inserts 11mm length. The mechanic doing the repair will have to set the counterbore depth manually by hand as per the included instructions.	TIME-SERT KIT p/n 1015CORE Click here for: tool information	101511
If you need new head bolts or torque specifications contact the experts at ARP (800) 826-3045 cadillac northstar head gasket repair

TIME-SERT® GENERAL MOTORS PROFESSIONAL THREAD REPAIR KITS

Cadillac NorthStar M11x1.5 Head Bolt Repair Kit P/n J-42385-2000 Time-sert

Cadillac NorthStar M11x1.5 Head Bolt Repair Kit
P/n J-42385-2000
Time-sert