Engine - 18GB ON - Cylinder Head Assembly

MGB CYLINDER HEAD ASSEMBLY
!

00. BEK493 - TOP & BOTTOM GASKET SET - 5 BRG

BEK493 - MGB 5 BEARING TOP & BOTTOM GASKET SET

Quantity required - 1

00. AJM1163 - TOP GASKET SET - 5 BRG

AJM1163 - MGB TOP GASKET SET

Quantity required - 1

00b. AJM273 - BOTTOM GASKET SET - 5BRG - 1964 ON

AJM273 - MGB 5 BEARING BOTTOM GASKET SET - 1964 ON

Original Part Number - GUG128CS

Quantity required - 1

Ivor Searle

01. 48G318LF - CYLINDER HEAD - 61-70 - UNLEADED - BRAND NEW

This 48G318LF unleaded cylinder head is suitable for all 18G to 18GG engines. 

Manufactured by Ivor Searle, this brand new cylinder head is already converted for use with unleaded fuel and is an outright purchase, so there is no surcharge to pay or old unit to send back in exchange!

Quantity required - 1

Ivor Searle

01a. 12H2709LF - CYLINDER HEAD - 70-74 - UNLEADED - BRAND NEW

12H2709LF - MGB 1970-1974 - BRAND NEW UNLEADED CYLINDER HEAD

Manufactured by Ivor Searle, this brand new cylinder head is already converted for use with unleaded fuel and is an outright purchase, so there is no surcharge to pay or old unit to send back in exchange!
 

Fitted to 18V-581/582/582 and 18V-779/780 engines.

Quantity required - 1

Ivor Searle

01b. 12H4735LF - CYLINDER HEAD - 75 ON - UNLEADED - BRAND NEW

12H4735LF - MGB 1975 ON - BRAND NEW UNLEADED CYLINDER HEAD

Manufactured by Ivor Searle, this brand new cylinder head is already converted for use with unleaded fuel and is an outright purchase, so there is no surcharge to pay or old unit to send back in exchange!
 

Fitted to engines from 18V-846 onwards.

Quantity required - 1

02. ARA2634 - FILLER PLUG - PLASTIC

ARA2634 - MGB PLASTIC FILLER PLUG

Quantity required - 1

02a. KTP9401 - FILLER PLUG - BRASS

KTP9401 - MGB BRASS FILLER PLUG - Alternative to original, use with TRS1418 seal.

Quantity required - 1

nla2-j

03. 607025B - WASHER - FILLER PLUG - NLA

607025B - MGB FILLER PLUG WASHER - NO LONGER AVAILABLE

Use Part Number - TRS1418

03a. TRS1418 - O-RING - FILLER PLUG

TRS1418 - MGB FILLER PLUG O-RING - Use with KTP9401.

Quantity required - 1

nla2-j

04. 12H2463 - NUT - 76 ON - NLA

12H2463 - NUT - 1976 ON - NO LONGER AVAILABLE

05. CAM1577 - HOUSING - THERMOSTAT - 76 ON

CAM1577 - MGB THERMOSTAT HOUSING - 1976 ON

Quantity required - 1

06. 12H2556Z - HOUSING - THERMOSTAT - 67-76

12H2556Z - MGB THERMOSTAT HOUSING - 1967-1976

Quantity required - 1

07. GHF201 - NUT - 5/16 UNF

GHF201 - NUT 5/16 UNF

Quantity required - 3/2 - Quantity reduced from 1976 onwards.

08. GHF301 - WASHER - 5/16 in. X 5/8 in. OD

GHF301 - WASHER -  5/16" X 5/8" OD

Quantity required - 3

09. 12H797 - HOUSING - THERMOSTAT - 63-67

BLACK FRIDAY SALE ITEM!

12H797 - MGB THERMOSTAT HOUSING - 1963-1967

Quantity required - 1

10. GTG101 - GASKET - THERMOSTAT

GTG101 - MGB THERMOSTAT HOUSING GASKET

Quantity required - 1

11. GTS104 - THERMOSTAT - 82C STANDARD

GTS104 - THERMOSTAT - STANDARD 82*C

Quantity required - 1

11a. GTS102 - THERMOSTAT - 74C SUMMER

GTS102 - MGB THERMOSTAT - SUMMER 74*C

Quantity required - 1

11b. GTS106 - THERMOSTAT - 88C WINTER

GTS106 - MGB THERMOSTAT - WINTER 88*C

Quantity required - 1

12. GTR101 - SENDER - TEMPERATURE GAUGE - 76 ON

GTR101 - MGB TEMPERATURE GUAGE SENDER - SEPT 1976 ON

Quantity required - 1

13. CHS2515 - STUD - 5/16 UNC/UNF x 1 7/8 in.

CHS2515 - MGB THERMOSTAT HOUSING STUD

Quantity required - 3

14. 51K893 - STUD - ROCKER PEDESTAL - LONG

51K893 - MGB LONG ROCKER PEDESTAL STUD

Quantity required - 2

15. 51K881 - STUD - ROCKER PEDESTAL - SHORT

51K881 - MGB SHORT ROCKER PEDESTAL STUD

Quantity required - 2

16. SH604071 - SCREW - 1/4 UNF X 7/8 in.

SH604071 - SCREW 1/4" UNF X 7/8"

Quantity required - 2

17. GHF331 - WASHER - SPRING 1/4 in.

GHF331 - 1/4" SPRING WASHER

Quantity required - 2

18. 1G1282 - PLATE - BLANKING

1G1282 - MGB BLANKING PLATE FOR WHEN NO HEATER IS FITTED

Quantity required - 1

19. 12H3868 - GASKET - HEATER VALVE

12H3868 - MGB HEATER VALVE GASKET

Quantity required - 1

20. 12H3960 - SHIM - PEDESTAL TENSIONING

12H3960 - MGB PEDESTAL TENSIONING SHIM - Fitted to centre pedestals only.

Quantity required - 2

21. 12H2178 - WASHER - FLAT 3/4 in. OD

12H2178 - FLAT WASHER - 3/4" OD

Quantity required - 11

22. GEG602Z - GASKET - MANIFOLD

GEG602Z - MGB EXHAUST MANIFOLD GASKET

Quantity required - 1

23. AJM377 - GASKET - CYLINDER HEAD

AJM377 - MGB MANIFOLD TO HEAD GASKET

Quantity required - 1

24. 51K281 - CYLINDER HEAD STUD - LONG

51K281 - MGB LONG CYLINDER HEAD STUD

Quantity required - 4

25. FHS2513 - STUD - MANIFOLD - SHORT

FHS2513 - MGB SHORT MANIFOLD STUD - Quantity increased from 18V engines onwards.

Quantity required - 2/6

26. GHF332 - WASHER - SPRING 5/16 in.

GHF332 - SPRING WASHER 5/16"

Quantity required - 6

27. GHF261 - NUT - 5/16 UNF BRASS

GHF261 - BRASS NUT - 5/16" UNF

Quantity required - 6

28. FHS2515 - STUD - MANIFOLD - LONG

FHS2515 - MGB LONG MANIFOLD STUD - Not fitted to 18V engines.

Quantity required - 4

29. 1G2418 - WASHER - MANIFOLD

1G2418 - MGB MANIFOLD WASHER

Quantity required - 4

30. 12B1339 - VALVE GUIDE - EXHAUST

12B1339 - MGB EXHAUST VALVE GUIDE

Quantity required - 4

31. 51K282 - CYLINDER HEAD STUD - SHORT

51K282 - MGB SHORT CYLINDER HEAD STUD

Quantity required - 7

32. 12H2222 - VALVE GUIDE - INLET

12H2222 - MGB INLET VALVE GUIDE

Quantity required - 4

33. 12H436 - VALVE - EXHAUST - 64-67

12H436 - MGB EXHAUST VALVE

Slot type cotter groove, fitted to engines from 18GB to early 18GD.

Quantity required - 4 

34. CAM1717 - VALVE - EXHAUST - 67 ON

CAM1717 - MGB EXHAUST VALVE - 1967 ON

Circular cotter groove, fitted to engines from late 18GD onwards.

Quantity required - 4

35. 1K372 - CIRCLIP - VALVE COTTER - 64-67

1K372 - MGB VALVE COTTER CIRCLIP - for slot type cotter, fitted to engines from 18GB to early 18GD.

Quantity required - 8

36. 1K800 - COTTER SET (2 PIECES)

1K800 - MGB COTTER SET - 2 PIECES - For slot type cotter groove, fitted to engines from 18GB to early 18GD.

Quantity required - 8

36a. AHU1709A - COTTER - SINGLE - 67 ON

AHU1709A - MGB SINGLE COTTER - 1967 ON - Fitted to engines from late 18GD onwards.

Quantity required - 16

37. 12H992 - CAP - VALVE SPRING - TOP - 64-67

12H992 - MGB UPPER VALVE SPRING CAP - 1964-1967

For slot type cotter groove, fitted to engines from 18GB to early 18GD.

Quantity required - 8

37a. 12H3309 - CAP - VALVE SPRING - TOP - 67-70

12H3309 - MGB TOP VALVE SPRING CAP - 1967-1970

Fitted to late 18GD and 18GG engines.

Quantity required - 8

37b. 12H3353 - CAP - VALVE SPRING - TOP - 71 ON

12H3353 - MGB TOP VALVE SPRING CAP - 1971 ON

Fitted to all engines from 18V onwards.

Quantity required - 8

38. AEK113 - SEAL - VALVE STEM - STANDARD

AEK113 - MGB STANDARD VALVE STEM SEAL

Quantity required - 8

38a. 12B2104 - SEAL - VALVE STEM - IMPROVED

12B2104 - MGB IMPROVED VALVE STEM SEAL - Improved alternative to standard seal AEK113.

Quantity required - 8

39. 12B1344 - VALVE SPRING - INNER - 64-67

12B1344 - MGB INNER VALVE SPRING - Fitted to engines from 18GB to early 18GD.

Quantity required - 4

39a. 12H176 - VALVE SPRING - INNER - 67-70

12H176 - MGB INNER VALVE SPRING - 1967-1970

Fitted to late 18GD and 18GG engines.

Quantity required - 8 

40. 12H1679 - VALVE SPRING - OUTER - 64-67

12H1679 - MGB OUTER VALVE SPRING - 1964-1967

 Fitted to engines from 18GB to early 18GD.

Quantity required - 4

40a. 12H1679 - VALVE SPRING - OUTER - 67-70

12H1679 - MGB OUTER VALVE SPRING - 1967-70

Fitted to late 18GD and 18GG engines.

Quantity required - 8

40b. 12H3352 - VALVE SPRING - SINGLE - 71 ON

12H3352 - MGB SINGLE VALVE SPRING - 1971 ON

Fitted to all engines from 18V onwards.

Quantity required - 8 

40c. 12H176K - VALVE SPRING SET - 64-70

12H176K - MGB CYLINDER HEAD VALVE SPRING SET - 1964-1970

Fitted to 18GB, 18GD, and 18GG engines.

Quantity required - 1

40d. 12H3352K - VALVE SPRING SET - 71 ON

12H3352K - MGB CYLINDER HEAD VALVE SPRING SET - 1971 ON

Fitted to all engines from 18V onwards.

Quantity required - 1

41. 1H1321 - COLLAR - LOWER - 64-70

1H1321 - MGB LOWER SPRING COLLAR - 1964-1970

Fitted to 18GB, 18GD and 18GG engines.

Quantity required - 8 

41a. 12H3354 - COLLAR - LOWER - 71 ON

12H3354 - MGB LOWER COLLAR - 1971 ON 

 Fitted to all engines from 18V onwards.

Quantity required - 8

42. 12H435 - VALVE - INLET - 64-67

12H435 - MGB INLET VALVE - 1964-1967

Slot type cotter groove, fitted to engines from 18GD to early 18GD.

Quantity required - 4

42a. 12H4211 - VALVE - INLET - 67-70 & 75 ON

12H4211 - MGB INLET VALVE - 1967-1970 & 1975 ON

Circular cotter groove, fitted to engines from late 18GD, 18GG and all 18V rubber bumper engines.

Quantity required - 4

42b. 12H2520 - VALVE - INLET - 71-74

12H2520 - MGB INLET VALVE - 1971-1974

Fitted to chrome bumper 18V engines.

Quantity required - 4

43. 51K1193 - NUT - CYLINDER HEAD

51K1193 - MGB CYLINDER HEAD NUT

Quantity required - 11

43a. 51K1193B - NUT - CYLINDER HEAD - IMPROVED

51K1193B - CYLINDER HEAD IMPROVED NUT - Improved alternative to 51K1193.

Quantity required - 11