Cylinder Head

Adapter required when converting to mechanical water temperature gauge. Ref: SEL0067, TE5, 11K2486, SIB733.

Hex-head steel blanking plug for intake manifold or cylinder head temperature sender hole. Ref: ADP210.

Brass plug, 1098-1275cc engines. Often removed to clean the oil relief galley.

Improved cylinder head nut with integral flange replacing the earlier separate washer. Ref: CAM4545.

Some engines have the coil on a small bracket which is held to the engine on a cylinder head stud. This is the special extra-length version of the short cylinder head stud to give the little bit of extra threads it needs to allow the coil bracket to be fitted.

Long stud for cylinder head, use four (4). Ref: CAM150, CAM0150.

Short cylinder head stud. Ref: CAM151, CAM0151.

All-new aluminum 1275 cylinder head, based on the 12G1805/12G940 late Cooper S head casting; CNC ported and flowed for street performance.

All-new aluminum 11-stud 1275 race cylinder head, based on the 12G1805/12G940 late Cooper S head casting. Ref: C-AHT347RACE.

Classic Mini stage 2 1275cc lead-free ''GT'' cylinder head from Keith Calver; flow characteristics match or exceed Longman GT-7 head.

The most extreme cylinder head for hot road-driven classic Minis, vintage race /autocross-spec race head, with unleaded seat conversion.

Heavy steel metal brackets, used in pairs to lift the engine; attach to valve cover studs. Ref: 12A1968.

Most pre-A+ classic Mini cylinder heads used this fitting to connect the bypass hose to the water pump. Ref: 12A2075.

ARP high-spec washer for 3/8'' stud. Black finish. Parallel ground for perfect fit and no loss of torque through your fasteners. Sold each.

ARP high-grade washer for head stud application. Ref: W3834, 200-8556, 200-8506.

Gasket for the heater control valve on the cylinder head; also used under the blanking plate. Ref: 88G221, 88G221B.

Cork valve/rocker cover gasket with notches for 10th and 11th studs of a Cooper S head. Ref: GUG5038VC, GEG417, AJM0417.

Cork valve cover gasket for all classic Mini A-series and A+ engines. Ref: GUG32VC, GUG705009VC, JM302.

Special as-original tapered 5/16'' cylinder head bolt as was used on the water pump end of the Cooper S block.

Special tapered 5/16'' cylinder head bolt as used on the water pump end of the Cooper S block; heavy-duty aftermarket version.

Head gasket set for all classic Mini 1275cc engines; includes a genuine Payen black composite head gasket. Ref: CF470, CF473, AJM1140, SGK0013.

This gasket set fits all 1275cc-based engines and includes a copper-composite head gasket. Ref: AJM1141MS, CF463, SGK0014.

Head gasket set to fit ''small bore'' 850 to 1098cc engines; includes copper head gasket and o-ring-type valve stem seals. Ref: CF070, GUG701149HS, CF072.

Grey composite head gasket with steel fire rings for standard 1275/1300 engines. Ref: BK450, BK450R, SGK0004E.

Modern black BK450 head gasket with sealant coating; heat-activated shellac-type coating helps prevent leaks. Ref: TAM1521, SGK0004.

Composite head gasket for 1275cc or larger classic Minis. Payen; marked AF470. Ref: GUG812632HG.

Upgraded copper-composite head gasket for ''small-bore'' 850-1098cc engines. Ref: GUG702506HG, AF070, SGK0002.

High-compression gasket that was specially developed for 1275 Metros raced in England. Ref: SEN0466, C-STR1057.

Very complete ARP kit includes all of the head studs, plus rocker studs, parallel ground washers, and 12 point nuts. Ref: HSA11, 206-4204.

ARP head stud, 5.65''. Sold each.

ARP head stud, 4.25''. Sold each.

Classic Minis with no heater will need to have the outlet on the cylinder head blocked off with this plate. Ref: 2A180, 2A0180.

A more durable and flashier version of the heater valve blanking plate, made of stainless steel. Ref: 2A180, 2A180SS, 2A0180SS.

Small stud to secure heater valve or blanking plate to cylinder head. Ref: 53K402, 53K0402.

Metal alignment sleeves to position the inlet manifold accurately in the cylinder head

A thicker-than-standard intake/exhaust gasket, with large inlet and exhaust port cutouts for use with modified cylinder heads and/or headers. Ref: C-AHT381, SIE0039.

Metal-faced manifold gasket, as used on all fuel-injected single-point (SPi) and multi-point (MPi) classic Minis. Ref: GUG704053MG, LKJ100580EVA.

Stock gasket between the intake and exhaust manifold and the cylinder head. Ref: GUG37MG, AJM601, JA439.

Made from brass for heat and corrosion resistance; intended to be used specifically for use with the classic Mini manifold. Ref: GHF261, GHF0261, GFK3436.

Brass nut about 1'' long for easier tool access in the congested area of the carbs, intake and exhaust. Ref: 51K1177.

A complete stainless steel stud and hardware set for the manifold face of your cylinder head. Ref: C-STR282, SEN0455E.

Stock replacement stud for the classic Mini intake and exhaust manifold. Ref: 53K487, 53K0487.

Set of four (4) studs, nuts and washers to fit the exhaust side of the aluminum crossflow head. Ref: G1423, G1423SM.

Nice stainless stud for the cylinder head to accept the manifolds. Ref: 53K0487SS, 53K487S.

Thick steel washers locate the intake and exhaust manifolds properly once attached to the head. Ref: 12A1211.

Cylinder head nut as used on classic Mini A-series engines including Cooper S; can also be used on A+ engines. Ref: 51K1193.

High-tensile-strength nut for cylinder head stud. 12 point. Ref: 51K1193 C-51K1193, FOR068.

High-strength 12-point nut for most, if not all, classic Mini cylinder heads; made by ARP. Ref: N3824.