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Kits for Buick applications
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Buick V6 90˚
Rod Bolt Kit
123-6001
 



Buick V6 90˚
Rod Bolt Kit
123-6002
 



Buick V6 90˚
Rod Bolt Kit
123-6021
 



Buick V6 90˚
Rod Bolt Kit
123-6022
 



Buick 215
Rod Bolt Kit
124-6001
 



Buick 350 standard 11/32, '68-'73
Rod Bolt Kit
124-6002
 



Buick 350 oversize 11/32, '68-'73
Rod Bolt Kit
124-6003
 



Buick 455
Rod Bolt Kit
125-6001
 



Buick 350-455
Header Bolt & Stud Kits
UHL (Qty: 14)0.750˝
Thread Size3/8˝
Wrenching3/8˝
washers included
120-1101
 



Buick 350-455
Header Bolt & Stud Kits
UHL (Qty: 14)0.750˝
Thread Size3/8˝
Wrenching3/8˝
washers included
120-1201
 



Buick 350-455, 1.670˝ OAL, 14 pieces
Header Bolt & Stud Kits
OAL (Qty: 14)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
120-1401
 



Buick 3.8L V6, 1.670˝ OAL, 12 pieces
Header Bolt & Stud Kits
OAL (Qty: 12)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
120-1402
 



Buick 350-455, 1.670˝ OAL, 14 pieces
Header Bolt & Stud Kits
OAL (Qty: 14)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
120-1411
 



Buick 3.8L V6, 1.670˝ OAL, 12 pieces
Header Bolt & Stud Kits
OAL (Qty: 12)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
120-1412
 



Buick Stage I
Head Bolt Kit
123-3601
 



Buick V6 Dut/M&A aluminum head
Head Bolt Kit
123-3602
 



Buick Stage '86-'87 GN & T-Type hex
Head Bolt Kit
123-3603
 



Buick V6 Stage I 12pt
Head Bolt Kit
123-3701
 



Buick V6 '85-'87 GN & T-Type 12pt
Head Bolt Kit
123-3703
 



Buick Stage I
Head Stud Kit
123-4001
 



Buick V6 Stage I 12pt
Head Stud Kit
123-4201
 



Buick '86 - '87 Grand National and T-Type 12pt
Head Stud Kit
123-4203
 



Buick 350 hex
Head Stud Kit
124-4001
 



Buick 215 hex
Head Stud Kit
124-4002
 



Buick 215 Rover V8
Head Stud Kit
124-4003
 



Buick 401 nail head, hex
Head Stud Kit
124-4004
 



Buick 350 12pt
Head Stud Kit
124-4201
 



Buick 215 12pt
Head Stud Kit
124-4202
 



Buick 401 nail head, 12pt
Head Stud Kit
124-4204
 



Buick 455
Head Bolt Kit
125-3601
 



Buick 455 hex
Head Stud Kit
125-4001
 



Buick 455 12pt
Head Stud Kit
125-4201
 



Buick V6 Stage ll
Head Bolt Kit
223-3700
 



Buick Stage I
Head Bolt Kit
223-3701
 



Buick Stage 1 12pt
Head Bolt Kit
223-3703
 



Buick V6 Stage ll Champion
Head Bolt Kit
223-3704
 



Buick V6 Stock GN1 Champion
Head Bolt Kit
223-3705
 



Buick Stage II
Head Stud Kit
223-4002
 



Buick Stage II 12pt
Head Stud Kit
223-4202
 



Buick V6 Stage ll Champion
Head Stud Kit
223-4203
 



Buick V6 GN1 Champion
Head Stud Kit
223-4204
 



Chevrolet Small Block, w/Dart Buick head, 12pt
Head Bolt Kit
234-3709
 



Chevrolet Small Block Dart-Buick
Head Stud Kit
234-4102
 



Chevrolet Small Block Dart-Buick
Head Stud Kit
234-4302
 



Chevrolet Small Block Dart Buick
Head Stud Kit
234-4502
 



Chevrolet Small Block Dart Buick
Head Stud Kit
234-4702
 



Buick 350-455
Header Bolt & Stud Kits
UHL (Qty: 14)0.750˝
Thread Size3/8˝
Wrenching3/8˝
washers included
420-1101
 



Buick 350-455
Header Bolt & Stud Kits
UHL (Qty: 14)0.750˝
Thread Size3/8˝
Wrenching3/8˝
washers included
420-1201
 



Buick 350-455, 1.670˝ OAL, 14 pieces
Header Bolt & Stud Kits
OAL (Qty: 14)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
420-1401
 



Buick 3.8L V6, 1.670˝ OAL, 12 pieces
Header Bolt & Stud Kits
OAL (Qty: 12)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
420-1402
 



Buick 350-455, 1.670˝ OAL, 14 pieces
Header Bolt & Stud Kits
OAL (Qty: 14)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
420-1411
 



Buick 3.8L V6, 1.670˝ OAL, 12 pieces
Header Bolt & Stud Kits
OAL (Qty: 12)1.670˝
Thread Size3/8˝
Wrenching˝
nuts, washers included
420-1412
 



Buick V6 Stage I SS hex
Head Bolt Kit
423-3601
 



Buick V6 Stage I SS 12pt
Head Bolt Kit
423-3701
 



Buick 350, 8740, black oxide, hex
Head Bolt Kit
120-3601
 



Buick 350, outer row, stainless
Head Bolt Kit
420-3601
 



Buick V6
Main Bolt Kit
123-5201
 



Buick Stage II
Main Bolt Kit
123-5202
 



Buick V6 Stage I
Main Stud Kit
123-5401
 



Buick 215
Main Stud Kit
124-5401
 



Buick 350 2-bolt
Main Stud Kit
124-5402
 



Buick 401 nail head
Main Stud Kit
124-5404
 



Buick 455
Main Bolt Kit
125-5201
 



Buick 455
Main Stud Kit
125-5401
 



Buick 455 12pt
Main Stud Kit
125-5402
 



Buick Stage II
Main Stud Kit
222-5602
 



Buick Stage II
Main Stud Kit
322-5802
 



SB GM 2.100" OD
Seal Plate Specialty Kit
934-0007
 



Buick 350, 8740, black oxide, 12pt
Timing Cover & Water Pump Bolt Kit
120-3201
 



Buick 350, 8740, black oxide, hex
Timing Cover & Water Pump Bolt Kit
120-3202
 



Buick 350, stainless, 12pt
Timing Cover & Water Pump Bolt Kit
420-3201
 



Buick 350, stainless, hex
Timing Cover & Water Pump Bolt Kit
420-3202
 



Buick V-6 3.8L
Intake Manifold Bolt Kit
123-2001
 



Buick 215 hex
Intake Manifold Bolt Kit
124-2001
 



Buick 215 12pt
Intake Manifold Bolt Kit
124-2101
 



Buick 3.8L V-6 SS
Intake Manifold Bolt Kit
423-2001
 



Buick 215 SS hex
Intake Manifold Bolt Kit
424-2001
 



Buick 215 SS 12pt
Intake Manifold Bolt Kit
424-2101
 



Buick V6 & V8
Harmonic Damper Bolt Kit
UHL1.300˝
Thread Size3/4-16
Wrenching13/16˝
washer includedYes
120-2501
 



Buick V6, 8740, hex
Cam Bolt Kit
High Performance180,000psi
UHL (Qty: 2)0.560˝
Thread Size5/16-18
Wrenching3/8˝
123-1001
 

No Accessory Kits



Late GM drum brake
Wheel Stud Kit
Knurl Diameter0.486˝
UHL3.165˝
Knurl Length0.420˝
Nose Length0.308˝
Diameter - Pitch7/16-20
100-7701
 



Late GM disc brake & early drum brake
Wheel Stud Kit
Knurl Diameter0.580˝
UHL3.200˝
Knurl Length0.300˝
Nose Length0.305˝
Diameter - Pitch7/16-20
100-7702
 



Late model GM M12 X 1.50"
Wheel Stud Kit
Knurl Diameter0.509˝
UHL2.500˝
Knurl Length0.315˝
Nose Length
Diameter - PitchM12 x 1.5
100-7708
 



Late model GM, Camaro, Firebird, Corvette M12 X 1.50"
Wheel Stud Kit
Knurl Diameter0.509˝
UHL3.250˝
Knurl Length0.315˝
Nose Length
Diameter - PitchM12 x 1.5
100-7713
 



GM 10 & 12 bolt, 12pt
Ring Gear Bolt Kit
Pro Series200,000psi
UHL0.800˝
Thread Size3/8-24
230-3001
 



GM 200 & 700 4L60 & 4L80 (3 pieces - car)
Torque Converter Bolt Kit
UHL0.590˝
Thread SizeM10 x 1.50
230-7304
 



GM Late Model, M12 X 1.5 X 2.0
Wheel Stud Kit
100-7726
 



GM Late Model, M12 X 1.5 X 2.5
Wheel Stud Kit
100-7725
 

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