These Piston rings are +40 oversize with 0.59" compression rings and 0.1181" oil ring fo 998cc

You should replace the camshaft bearings every time the block goes to the machine shop. These bearings fit all late model 1275cc blocks (the ones without tappet covers on the back) It's almost too simple and thus often overlooked during a rebuild. Ca...

Con Rod bearings, 850-1275 1 5/8" journals. Heavy duty steel backed bearing for durability and long life. The bearings to use if you want it to last. The only bearings to use on a road motor.

( Tri-Metal )

Sintered copper lead, lea...

These have been specially manufactured for Minispares.

Sold individually with rings and pin complete

these are the preferred pistons of many racers in the 998 class

Ringsets are available as R43240-60

Con Rod bearings, 850-1275 1 5/8" journals. Heavy duty steel backed bearing for durability and long life. The bearings to use if you want it to last. The only bearings to use on a fast road motor.

( Tri-Metal )

Sintered copper lead...

Converted into a non melting type grease.Favoured by proffessionals for camshaft,lobes and lifter,and any valvetrain to stop scuffing on start up. Also useful for oil pumps to stop drain back on start up

Con rod bearings, 850-1275 1 5/8" journals. Heavy duty steel backed bearing for durability and long life. The bearings to use if you want it to last. The only bearings to use on a fast road motor.

( Tri-Metal )

Sintered copper lead...

A plus bearings have a centre locating indent whereas the earlier blocks had the locating area on the side- These are A plus 10 thou oversize.

Fitted from about 1984 on

VP suffix bearings are made by Mahle with lead indium content f...

A plus bearings have a centre locating indent whereas the ealier blocks had the locating area on the side- These are A plus 20 thou oversize. See VP91885-20 for race quality

VP suffix bearings are made by Mahle with lead indium ...

3 Bolt hole fixing pump for A plus 998cc engines. This has a spade type drive spindle to fit the slot in the camshafts. This replaced earlier peg type drive which fitted into camshafts with a pin (known as pin drive).

The "slot" drive oil pump has been the factory standard for many years. The evolution of the pump in production was started with the "pin" drive that is most common in early small bore motors. These pumps have a fork on the drive side to engage the "...