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Library: XPAG and XPEG Engines Fastener Reference

This document is released under the terms of the Creative Commons License unless otherwise noted.
Thanks to Dave DuBois for writing this article.
Last modified 2007-02-10.


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A comprehensive fastener reference for T-Series XPAG and XPEG engines, including bolts, studs, plugs, nuts, wrenches, size, length and original and modern part numbers.

XPAG/XPEG ENGINE FASTENERS








SIZE LENGTH WRENCH DESCRIPTION/USE QTY ORIGINAL ABINGDON MOSS

(INCH) SIZE

P/N P/N P/N
BOLTS
5 - 0.75mm 1 9/16 1/8W FAN TO PULLEY (TD/TF) 4 AAA5213 7-23 320-120



(TC) 4 CA1200 7-23A 320-110
6 - 1mm 1/2 3/16W UPPER REAR OIL SEAL COVER 3 JA5384 3-12 320-130
6 - 1mm 1/2 3/16W ROCKER (VALVE) COVER SIDE BOSSES (TD/ TF) 2 JA5384 3-12 320-130
6 - 1mm 1/2 3/16W BAFFLE TO SUMP 4 JA5384 3 - 173 320-130
6 - 1mm 5/8 3/16W CAMSHAFT THRUST PLATE 2 X15175 5-84 320-130
6 - 1mm 5/8 3/16W OIL PICKUP TO BAFFLE (TD/TF) 2 JA5117 3 - 169
6 - 1mm 5/8 3/16W OIL PICKUP COVER (LATE TD/TF) 1 HP0405 3 - 167
6 - 1mm 1 1/2 3/16W OIL PICKUP TO SUMP, DRILLED FOR SAFETY WIRE 2 ASL5853 3 - 161 320-150
6 - 1mm 1 1/2 3/16W TIMING CHAIN TENSIONER, DRILLED FOR SAFETY WIRE 2 AAA5792 5-8 320-150
6 - 1mm 2 5/8 3/16W OIL PUMP TO BLOCK (TC/EARLY TD) 4 AAA5586 3-99 320-160



(LATE TD) 2


6 - 1mm 3 5/16 3/16W OIL PUMP TO BLOCK, DRILLED FOR SAFETY WIRE (TC/EARLY TD) 2 AAA5586 3-99 320-160



(LATE TD/TF) 4


6 - 1mm 3 1/2 3/16W OIL PUMP TO BLOCK, DRILLED FOR SAFETY WIRE 2 AAA3093 3-97 320-170
8 - 1mm 1/2 3/16W OIL GALLERY PLUGS 5 X22968 3-8 328-100
8 - 1mm 1/2 * REAR PLATE TO HEAD (* SCREW HEAD) 4 MG862/211 3-50 323-180
8 - 1mm 5/8 3/16W FRONT BEARER PLATE TO BLOCK 2 AAA5343 3-40 320-260
8 - 1mm 5/8 3/16W TIMING CHAIN COVER TO FRONT BEARER PLATE (2 BOLTS FROM REAR OF BEARER PLATE) 2 X15012 3-39 320-260
8 - 1mm 5/8 3/16W CAM BEARING DOWEL BOLTS ( DRILLED FOR SAFETY WIRE) 2 AAA5621 5-44 320-900
8 - 1mm 3/4 1/4W CLUTCH TO FLYWHEEL 6 CA1122 13 - 47 321-028
8 - 1mm 3/4 1/4W ENGINE MOUNT CRADLE TO FRONT BEARER PLATE (TD/TF) 4 OA10077 3-42 320-260
8 - 1mm 3/4 1/4W GENERATOR ADJUSTING LINK TO BLOCK 1 CA1122 3 - 149 320-260
8 - 1mm 3/4 1/4W GENERATOR MOUNTING BRACKET TO BLOCK 2 CA1122 3 - 146 320-260
8 - 1mm 3/4 1/4W OIL FILTER SUPPORT BRACKET TO BLOCK (TC) 2 CA1122 USE 3 - 39 320-260



(EARLY TD) 3


8 - 1mm 3/4 1/4W WATER OUTLET ELBOW TO THERMOSTAT HOUSING BOLT (TF) 2 CA1122 7-45 320-260
8 - 1mm 7/8 1/4W WATER OUTLET ELBOW TO HEAD (TC/TD) 4 CA1258 3 - 132 320-270



(TF) 2


8 - 1mm 7/8 1/4W AIR CLEANER ELBOW TO CARBURETOR (TC/TD) 4 CA1258 3 - 62A 320-270
8 - 1mm 7/8 1/4W WATER PUMP (SHORT BOLT) (TD/TF) 1 CA1258 7-27 320-270



(TC) 2


8 - 1mm 7/8 3/16W SUMP TO BLOCK (CENTER BOLTS) 10 LA7431 3-74 320-270
8 - 1mm 7/8 3/16W SUMP TO TIMING CHAIN COVER (DEEP HEAD) 2 AAA5340 3-73 320-265
8 - 1mm 1 1/4W WATER PUMP (LONG BOLT, LOWER HOLE) (TD/TF) 1 JA5052 7-28 320-625
8 - 1mm 1 1/4W BELL HOUSING TO ENGINE 10 JA5052 3-58 321-048
8 - 1mm 1 1/4W BOTTOM GENERATOR MOUNTING (TC, FRONT AND REAR) 2 JA5052 3 - 153/157 320-625



(TD/TF REAR) 1


8 - 1mm 1 1/8 3/16W SUMP TO BLOCK (DEEP HEAD SLOTTED - REAR 2 BOLTS) 2 AAA5341 3-75 320-615
8 - 1mm 1 1/4 1/4W BOTTOM GENERATOR MOUNTING (TD/TF FRONT WITH 1/4” SPACER) 1 QA11093 3 - 153 320-625
8 - 1mm 1 1/4 13mm GUDGEON PIN CLAMP BOLTS (ORIGINAL BOLTS HAD 1/4W HEADS) 4 CA1009 5-17 320-890
8 - 1mm 1 7/8 1/4W TIMING CHAIN COVER TO ENGINE 3 AAA5286 3-36 320-300
8 - 1mm 2 1/4W TIMING CHAIN COVER TO ENGINE (2 LOWER BOLTS) 2 AAA5231 3-35 320-310
8 - 1mm 2 1/4 13mm ROD BIG END BOLTS (WITH SELF LOCKING NUTS) 8

320-880


1/4W (DRILLED FOR COTTER PIN)
AEF123 5-15
8 - 1mm 2 3/4 1/4W WATER OUTLET ELBOW TO HEAD TF (LONG BOLT) 2 OA10019 7-40
8 - 1mm 3 5/16 1/4W ROCKER TOWER 4 AAA5670 5-57 320-330
10 - 1.5mm 3/4 5/16W CARBURETOR TO MANIFOLD (TC/TD) 4 LA7153
320-510
10 - 1.5mm 7/8 3/8W FLYWHEEL TO CRANKSHAFT, DRILLED FOR SAFETY WIRE 4 AAA5609 13 - 61 321-108
10 - 1.5mm 1 5/16W STARTER TO BLOCK (TC) 3 CA1095 65-62 320-510



(TD/TF) 2


10 - 1.5mm 3 1/2 5/16W ROCKER TOWER 4 AAA5692 5-58 320-530
12 - 1.5mm 7/8 5/8W CRANKSHAFT PULLEY BOLT/STARTING DOG (CAN USE 1 1/8 SAE WRENCH) 1 AAA5279 5-30 433-450
12 - 1.5mm 1 3/8W TIMING GEAR TO CAMSHAFT 1 AAA5788 5-35 320-670


19mm (SOME BOLTS COME WITH THIS LARGER HEAD)



1/4 - 26 BSF 1 1/4 3/16W ENGINE BREATHER PIPE CLAMP BOLT (SOME OF THESE MAY BE 6 - 1MM) 1 CA1263 USE 23 - 125 320-200
1/4 - 20 W 1 3/8 3/16W DISTRIBUTOR CLAMP PINCH BOLT, SLOTTED HEAD (TC/EARLY TD) NOTE: THIS MAY HAVE 1





REPLACED WITH A 1/4 - 20 AMERICAN BOLT



5/16 - 22 BSF 3/4 1/4W CLUTCH RETURN SPRING BRACKET TO SUMP NOTE: VERY LATE TDs AND TFs MAY HAVE 1 AJG6205N 13 - 22 320-360



A 8 X 1mm BOLT IN THIS POSITION



5/16 - 22 BSF 3/4 1/4W CLUTCH CABLE BRACKET TO SUMP (EARLY TD) NOTE: VERY LATE TDs AND TFs MAY HAVE 2 AJG6205N 13 - 31 320-360



8 X 1mm BOLTS IN THIS POSITION



5/16 -22 BSF 3/4 1/4W AIR CLEANER TO CARBURETOR (TD MKII/TF) 4 LA7469 23-185 320-360
5/16 - 18 W 5/8 5/16W ADJUSTING LINK TO GENERATOR (5/16 - 18 SAE BOLT FITS AND MAY BE USED) 1 3H2092 3 - 151 322-510
3/8 - 20 BSF 4 1/2 5/16W OIL FILTER HOUSING (LATE TD/TF) 1 300852 3 - 197
























STUDS
SIZE LENGTH WRENCH DESCRIPTION/USE QTY ORIGINAL ABINGDON MOSS

(INCH) SIZE

P/N P/N P/N
6 - 1mm 1 7/8 N/A TAPPET COVER STUDS 3 AAA5595 3 - 16
8 - 1mm 1 1/4 N/A WATER OUTLET ELBOW TO THERMOSTAT HOUSING STUD (TC/TD) 2 CB1717 3-31 328-730
8 - 1mm 1 7/8 N/A LONG WATER PUMP STUD 1 X20167 3 - 30 328-750
8 - 1mm 1 3/4 N/A SHORT WATER PUMP STUD 1 JB5969 3-31 328-750
8 - 1mm 4 N/A MANIFOLD TO HEAD 4 AAA5773 3 - 47 328-760
8 - 1mm 5 1/4 N/A ROCKER (VALVE) COVER STUDS 2 AAA5552 3 - 46 328-770
10 - 1.5mm 2 N/A CARBURETOR TO MANIFOLD STUDS (TD MKII/TF) 4 QA11791 3 - 121 328-810
10 - 1.5mm 1 7/8 N/A EXHAUST FLANGE TO MANIFOLD STUDS (TC) 3 CA1119 3 - 62 328-828
10 - 1.5mm 1 1/2 N/A EXHAUST FLANGE TO MANIFOLD STUDS (TD/TF) 3 X15126 3 - 62A 328-808
10 - 1.5mm 4 3/8 N/A HEAD TO BLOCK STUDS 10 AAA5512 3 - 13 328-780
12 - 1.5mm 3 1/8 N/A MAIN BEARING CAP TO BLOCK STUDS 6 LA7104 5 - 85 328-830
























PLUGS
SIZE LENGTH WRENCH DESCRIPTION/USE QTY ORIGINAL ABINGDON MOSS

(INCH) SIZE

P/N P/N P/N
10 - 1.5mm N/A 3/16W CENTER OIL GALLERY PLUG 1 X20247 3 - 9
12 - 1.5mm 5/16 * FRONT OIL GALLERY PLUG (*SCREW HEAD, STEEL) 1 X22732 65 - 57 328-020
12 - 1.5mm 9/16 * REAR OIL GALLERY PLUG (*SCREW HEAD, BRASS) 1 X15393 65 - 57 328-030
12 - 1.5mm N/A 5/16W OIL PUMP BODY PLUG (LATE TD/TF) 1 163138 3 - 212
12 - 1.5mm N/A 5/16W OIL PUMP COVER 2 10798 3 - 215
12 - 1.5mm N/A 5/16W SUMP OIL PICKUP PORT PLUG 1 10798 3 - 215
21 - 1mm N/A 9/16W RELIEF VALVE CAP (CAN USE 1" SAE WRENCH) 1 AAA5628 3 - 111
3/8 - 19 BSP N/A 3/8W WATER OUTLET PLUG ON THERMOSTAT HOUSING (TF) 1 AEK122 7 - 47 320-625
1/2-14 BSP N/A 1/2W SUMP OIL DRAIN PLUG 1 AAA2599 3-68 328-120
























NUTS
SIZE LENGTH WRENCH DESCRIPTION/USE QTY ORIGINAL ABINGDON MOSS

(INCH) SIZE

P/N P/N P/N
8 - 1mm N/A 1/4W WATER PUMP SHAFT TO PULLY NUT 1 JA5088 7-6 311-080
8 - 1mm N/A 1/4W WATER PUMP STUD NUT 2 CA1126 3 - 51 311-100
8 - 1mm N/A 1/4W WATER OUTLET ELBOW TO THERMOSTAT HOUSING STUD (TC/TD) 2 CA1126 USE 3-51 311-100
8 - 1mm N/A 1/4W FRONT ENGINE MOUNT CRADLE TO FRONT BEARING PLATE 4 CA1126 3 - 43 311-100
8 - 1mm N/A 1/4W MANIFOLD CLAMP NUT 4 CA1126 3 - 66 311-100
8 - 1mm NA 1/4W ROD BIG END CAP BOLT NUT (ORIG. CASTELLATED FOR COTTER PIN) 8 AEF131 5 - 16



(SELF LOCKING TYPE)


311-080
10 - 1.5mm N/A 5/16W HEAD STUD NUT 10 AAA5208 3 - 56
10 - 1.5mm N/A 5/16W EXHAUST FLANGE TO MANIFOLD NUT (BRASS) 3 CA1605 3 - 63
10 - 1.5mm N/A 5/16W CARBURETOR TO MANIFOLD STUDS (TF) 4 CA1127 3 - 122
12 - 1.5mm N/A 7/16W MAIN BEARING CAP STUD NUT (CASTELLATED FOR COTTER PIN) 6 AEF199 5 - 5
1/4 - 26 BSF N/A 3/16 ENGINE BREATHER PIPE CLAMP BOLT NUT (SOME OF THESE MAY BE 6 - 1MM) 1 CA1254 USE 23 - 425
1/4-26 BSF N/A 3/16W DISTRIBUTOR COTTER BOLT NUT (LATE TD/TF) 1 CA1254

1/4 - 20 W N/A 3/16W DISTRIBUTOR CLAMP PINCH BOLT NUT (TC/EARLY TD) 1 ADJ8104

3/8 - 20 BSF N/A 5/16W CLUTCH LINKAGE FULCRUM PIN NUT (CASTELLATED FOR COTTER PIN) 2 AAA5802 13 - 26 311-240
























MISC
SIZE LENGTH WRENCH DESCRIPTION/USE QTY ORIGINAL ABINGDON MOSS

(INCH) SIZE

P/N P/N P/N
2BA 3/4 * BYPASS ELBOW TO THERMOSTAT HOUSING (TC/TD) (*SLOTTED CHEESE HEAD SCREW) 2 AJD320 7-66 323-040
8-1MM 7/8 1/4W DISTRIBUTOR LOCK BOLT, DOG POINT, DRILLED FOR SAFETY WIRE (TC/EARLY TD) 1 AAA5212 35 - 93 433-530
1/4-26 BSF N/A N/A DISTRIBUTOR COTTER BOLT (LATE TD/TF) 1 AAA2776 35 - 90 433-540
3/8-20 BSF N/A N/A CLUTCH LINKAGE FULCRUM PIN 2 X23049 13 - 27 190-390
1/8-28 BSP N/A 3/16W BLOCK WATER DRAIN TAP 1 3H2724 3 - 14 434-240
1/8-28 BSP 1 5/16W OIL PIPE BLOCK TO HEAD BANJO BOLT (TC/EARLY TD) 2 X21021 3 - 115A 435-465



(LATE TD/TF)
AAA5550 3-115 435-490
1/4-19 BSP 1 1/8 1/2W FILTER TO BLOCK OIL PIPE (TC) 4 X19089 3 - 86 435-480



(EARLY TD) 3


Article written by Dave DuBois.





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