Fronkenstein

So did a lot of typing and here is a list of engine specs. I couldn't find this via a reasonable search so I am putting it here.

Fronkenstein

Engine Type Number M28.01
Production Year - 1978-1979
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 8.5:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 240bhp @ 5500
Torque @ rpm - 257lbft @ 3600
Serial numbers - 8180001-8189000 & 8190001-8195000
Notes: For European 928 models (manual transmission).

Engine Type Number M28.02
Production Year - 1978-1979
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 8.5:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 240bhp @ 5500
Torque @ rpm - 257lbft @ 3600
Serial numbers - 8189001-8189999 & 8195001-8199999
Notes: For European 928 models (automatic transmission).

Engine Type Number M28.03
Production Year - 1978-1979
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 8.5:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 230bhp @ 5250 (219bhp SAE)
Torque @ rpm - 254lbft @ 3600
Serial numbers - 8280001-8289000 & 8290001-8295000
Notes: For US, Canadian and Japanese 928 models (manual transmission).

Engine Type Number M28.04
Production Year - 1978-1979
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 8.5:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 230bhp @ 5250 (219bhp SAE)
Torque @ rpm - 254lbft @ 3600
Serial numbers - 8289001-8289999 & 8295001-8299999
Notes: For US, Canadian and Japanese 928 models (automatic transmission).

Engine Type Number M28.09
Production Year - 1980-1982
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 10.0:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 240bhp @ 5250
Torque @ rpm - 279lbft @ 3600
Serial numbers - 8000001-8005000, 8010001-8015000
- & 80C0001-80C5000
Notes: For European 928 models with manual transmission.

Engine Type Number M28.10
Production Year - 1980-1982
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 10.0:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 240bhp @ 5250
Torque @ rpm - 279lbft @ 3600
Serial numbers - 8005001-8005999, 8015001-8018000
- & 80C5001-80C8000
Notes: For European 928 models with automatic transmission.

Engine Type Number M28.11
Production Year - 1980-1983
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 10.0:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 300bhp @ 5900
Torque @ rpm - 283lbft @ 4500
Serial numbers - 8200001-8201000, 8210001-8215000,
- 82C0001-82C5000 & 82D0001-
- 82D5000
Notes: For the European 928S model (manual transmission).

Engine Type Number M28.12
Production Year - 1980-1983
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 10.0:1
Fuel system - Bosch K-Jetronic fuel-injection
Hp (DIN) @ rpm - 300bhp @ 5900
Torque @ rpm - 283lbft @ 4500
Serial numbers - 8205001-8206000, 8215001-8218000
- 82C5001-82C8000 & 82D5001-
- 82D8000
Notes: For the European 928S model (automatic transmission), and also supplied to Japan for 1981 and 1982. In this market, the output is quoted as being 270bhp at 5750rpm and 283lbft of torque at 4500rpm.

Engine Type Number M28.13
Production Year - 1980
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 9.0:1
Fuel system - Bosch L-Jetronic fuel-injection
Hp (DIN) @ rpm - 232bhp @ 5450 (220bhp SAE)
Torque @ rpm - 265lbft @ 3600
Serial numbers - 8100001-8105000
Notes: For US, Canadian and Japanese 928 models (manual transmission).

Engine Type Number M28.14
Production Year - 1980
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 9.0:1
Fuel system - Bosch L-Jetronic fuel-injection
Hp (DIN) @ rpm - 232bhp @ 5450 (220bhp SAE)
Torque @ rpm - 265lbft @ 3600
Serial numbers - 8105001-819999
Notes: For US, Canadian and Japanese 928 models (automatic transmission).

Engine Type Number M28.15
Production Year - 1981-1982
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 9.0:1
Fuel system - Bosch L-Jetronic fuel-injection
Hp (DIN) @ rpm - 231bhp @ 5500 (220bhp SAE)
Torque @ rpm - 265lbft @ 4000
Serial numbers - 8110001-8115000 & 81C0001-
- 81C5000
Notes: For US and Canadian 928 models (manual transmission).

Engine Type Number M28.16
Production Year - 1981-1982
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 9.0:1
Fuel system - Bosch L-Jetronic fuel-injection
Hp (DIN) @ rpm - 231bhp @ 5500 (220bhp SAE)
Torque @ rpm - 265lbft @ 4000
Serial numbers - 8115001-8118000 & 81C5001-81C8000
Notes: For US and Canadian 928 models (automatic transmission).

Engine Type Number M28.18
Production Year - 1981-1982
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 95.0 x 78.9mm
Cubic capacity - 4474cc
Compression ratio - 8.5:1
Fuel system - Bosch L-Jetronic fuel-injection
Hp (DIN) @ rpm - 231bhp @ 5500
Torque @ rpm - 265lbft @ 4000
Serial numbers - 8019001-8019999 & 80C9001-80C9999
Notes: For Japanese 928 models (automatic transmission). The M28.17 version to suit a manual transmission was never sold.

Engine Type Number M28.19
Production Year - 1983-1984
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 9.3:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 243bhp @ 5500 (234bhp SAE)
Torque @ rpm - 263lbft @ 4000
Serial numbers - 81D0001-81D5000 & 81E00001-
- 81E05000
Notes: For US and Canadian 928S models (manual transmission).

Engine Type Number M28.20
Production Year - 1983-1984
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 9.3:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 243bhp @ 5500 (234bhp SAE)
Torque @ rpm - 263lbft @ 4000
Serial numbers - 81D5001-81D8000, 81D9001-81D9999,
- & 81E05001-81E10000
Notes: For US and Canadian 928S models (automatic transmission). It was also the standard engine for Japan (sold in automatic guise only).

Engine Type Number M28.21
Production Year - 1984-1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 10.4:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 310bhp @ 5900
Torque @ rpm - 295lbft @ 4100
Serial numbers - 82E00001-82E05000,
- 82F00001-82F05000 &
- 82G00001-82G05000
Notes: For the face-lifted European 928S (manual transmission).

Engine Type Number M28.22
Production Year - 1984-1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 16v, sohc
Bore & stroke - 97.0 x 78.9mm
Cubic capacity - 4664cc
Compression ratio - 10.4:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 310bhp @ 5900
Torque @ rpm - 295lbft @ 4100
Serial numbers - 82E05001-82E10000, 82F05001-
- 82F10000 & 82G05001-82G10000
Notes: For the face-lifted European 928S (automatic transmission). Option code M251 was applied to low-compression engines for Switzerland and Sweden.

Engine Type Number M28.41
Production Year - 1987-1989
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 10.0:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 320bhp @ 6000
Torque @ rpm - 317lbft @ 3000
Serial numbers - 81H00001-81H05000, 81J00001-
- 81J05000 & 81K00001-81K05000
Notes: For the manual 928S4 model in all markets, plus the 1988 and 1989 Club Sport (M637) version.

Engine Type Number M28.42
Production Year - 1987-1992
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 10.0:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 320bhp @ 6000
Torque @ rpm - 317lbft @ 3000
Serial numbers - 81H05001-81H10000, 81J05001-
- 81J10000, 81K05001-81K10000,
- 81L50001-81L60000 & 81M50001-
- 81M60000
Notes: For the automatic 928S4 model in all markets.

Engine Type Number M28.43
Production Year - 1985-1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 10.0:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 272bhp @ 5750 (288bhp SAE)
Torque @ rpm - 302lbft @ 2700
Serial numbers - 81F00001-81F05000 & 81G00001-
- 81G05000
Notes: For the five-litre 928S for the USA and Canada (manual transmission), plus Australia for 1985 only. US and Canadian spec engines gained 20bhp for the 1986 season thanks to the Bosch Motronic engine management system.

Engine Type Number M28.44
Production Year - 1985-1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 10.0:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 272bhp @ 5750 (288bhp SAE)
Torque @ rpm - 302lbft @ 2700
Serial numbers - 81F05001-81F10000 & 81G05001-
- 81G10000
Notes: For the five-litre 928S for the USA and Canada (automatic transmission), plus Australia for 1985 only. It was also the standard engine for Japan. All markets noted gained 20bhp for the 1986 season thanks to the Bosch Motronic engine management system.

Engine Type Number M28.45
Production Year - 1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 9.3:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 290bhp @ 5700
Torque @ rpm - 300lbft @ 2700
Serial numbers - 89G00001-89G05000
Notes: For Australian five-litre 928S models running on unleaded fuel (manual transmission), as a replacement for the M28.43 unit.

Engine Type Number M28.46
Production Year - 1986
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 9.3:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 290bhp @ 5700
Torque @ rpm - 300lbft @ 2700
Serial numbers - 89G05001-89G10000
Notes: For Australian five-litre 928S models running on unleaded fuel (automatic transmission), as a replacement for the M28.44 unit.

Engine Type Number M28.47
Production Year - 1989-1992
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 78.9mm
Cubic capacity - 4957cc
Compression ratio - 10.0:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 330bhp @ 6200
Torque @ rpm - 317lbft @ 4100
Serial numbers - 85K00001-85K50000,
- 85L00001-85L50000 &
- 85M00001-85M50000
Notes: For the five-litre 928GT model (manual transmission only).

Engine Type Number M28.49
Production Year - 1992-1995
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 85.9mm
Cubic capacity - 5397cc
Compression ratio - 10.4:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 340bhp @ 5700
Torque @ rpm - 369lbft @ 4250
Serial numbers - 85N00501-85N20000, 85P00501-
- 85P20000, 85R00501-85R20000 &
- 85S00501-85S20000
Notes: For the manual 928GTS model. Quoting 350bhp after March 1992.

Engine Type Number M28.50
Production Year - 1992-1995
Cylinders - V8, water-cooled
Main bearings - Five
Valve operation - 32v, dohc
Bore & stroke - 100.0 x 85.9mm
Cubic capacity - 5397cc
Compression ratio - 10.4:1
Fuel system - Bosch LH-Jetronic fuel-injection
Hp (DIN) @ rpm - 340bhp @ 5700
Torque @ rpm - 369lbft @ 4250
Serial numbers - 85N50501-85N60000, 85P50501-
- 85P60000, 85R50501-85R60000 &
- 85S00501-85S20000.
Notes: For the 928GTS with automatic transmission. Quoting 350bhp after March 1992. This unit used the same serial numbers as the M28.49 engine in the final year of production.