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Mercedes-Benz 250SE - 250SL (M129)

Quick Overview

Engine type: M129.980
Construction Year: 1965-1968
Number of cylinders: 6
Bore ø: 82 mm
Engine content: 2496 CC
Compression ratio: 9,3 : 1
HP: 150

Parts

Fuel Petrol
Construction Year 1965-1968
Bore 82 x 78,8
Number of cylinders 6
Compression ratio 9,3 : 1
Engine content CC 2496
Engine type M129 - M129.980 - M129.981 - M129.982
Car type Mercedes-Benz 250SE - 250SL series - Mercedes 250SE - 250SL (M129)
HP 150
Piston MKP 90978 - std - 0,50 - 1,00
Piston Rings MKPR 1685 - ø 82mm - 6 x 1,5 - 6 x 2,5mm - 6 x 5mm - Speciaal set olieveer - std
Small end bearings MKSB 65-0766 - 25 x 28 x 29,6 - std
Cylinder Liner MKL op aanvraag - 82mm
Conrod Bearings MKCB 71-2404 - std - 0,25 - 0,50 - 0,75 - 1,00 - (1965-1968)
Conrod Bearings MKCB 71-2752 - std - 0,25 - 0,50 - 0,75 - 1,00 - (vanaf 1968)
Main Bearings MKMB H 705/7 - std - (1965-1968)
Main Bearings MKMB H 705/7 - 0,25 - 0,50 - 0,75 - 1,00 - (1965-1968)
Main Bearings MKMB H 790/7 - std - 0,25 - 0,50 - 0,75 - 1,00 - (vanaf 1968)
Valve intake MKIV 2619 S Cr - 41,2 x 9 x 128 - std - (1965-1968)
Valve intake MKIV 2623 SP60 Cr - 41,2 x 9 x 128 - std - (vanaf 1968)
Exhaust Valve MKEV 2690 HP33 Na - 37 x 11 x 112,7 - std (250)
Valve guide intake MKIG 55-1301 - std 9 x 14 x 62,5
Valve guide intake MKIG 55-1302 - overmaat +0,20
Valve guide exhaust MKEG 55-1345 - std 11 x 15 x 48
Valve guide exhaust MKEG 55-1346 - overmaat +0,20
Valve guide exhaust MKEG 55-... - std 11 x 15 x 45 - (vanaf 1968)
Valve guide exhaust MKEG 55-... - overmaat +0,20 - (vanaf 1968)
Various engine parts D67-134 - Distributieketting 134 schakels duplex
Various engine parts alt (D67-124) duplex
Gasketset complete MKHP 21294/03 (250SE)
Head gasket set MKHS 21294/23 (250SE)
Headgasket MKHG 21294 - std
Crankshaft seal ring front 45x67x12 / 15 - WD 827 SW RD Sp AC
Piston Pin Bushings MKSB 65-0766 - 25 x 28 x 29,6 - std
Parts Components not found? Request at comments!
Operations Cylinderhead skimming
Operations Valveseat refacing
Operations Valve grinding
Operations Fitting new guides
Operations Place new hardened valve seats
Operations Cylinderhead testing for cracks
Operations Mounting / Assembly/ of valves
Operations Valves adjusting (non-hydraulic)
Operations Block skimming
Operations Cylinder drilling
Operations Placing new cylinders
Operations Block testing for cracks
Operations Crankshaft grinding
Operations Crankshaft balancing
Operations Crankshaft nitriding
Operations Small end bushing replacement conrod
Operations Connecting-rod check for straightness
Operations Checking groundbore connecting-rod
Operations Line boring engine
Operations Welding / crack repair
Operations Revision not found? Request at comments!
Operations Complete engine overhaul ( make an appointment )