The Original Austin Healey Parts Specialist
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100/4 Engine Bottom End

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Performance and competition bottom engine parts for Austin Healey series BN1 and BN2.

Performance
Part No: ENG430
1
Application: BN1 - BN2
Conversion Kit - rear crank seal
Buy Conversion Kit - rear crank seal Online
£80.09 Exc VAT
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Performance
Part No: ENG430S
1A
Application: BN1 - BN2
Oil Seal - rear crank conversion kit - USE ENG634S
Buy Oil Seal - rear crank conversion kit - USE ENG634S Online
Performance
Part No: ENG463AS
2
Application: BN1 - BN2
Oil Strainer - use with ENG467 alloy sump
Buy Oil Strainer - use with ENG467 alloy sump Online
£68.42 Exc VAT
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Performance
Part No: ENG467B
3
Application: BN1 - BN2
Aluminium Oil Sump Baffel
Buy Aluminium Oil Sump Baffel Online
£19.89 Exc VAT
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Big Healey
Part No: ENG467
4
Application: BN1 - BN2
Aluminium Oil Sump
Buy Aluminium Oil Sump Online
£261.47 Exc VAT
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Performance
Part No: ENG467M
4A
Application: BN1 - BN2
Alloy Sump Drain Plug - Magnetic
Buy Alloy Sump Drain Plug - Magnetic Online
Performance
Part No: ENG407F
5
Application: BN1 - BN2
Forged Piston Set - 88mm(3.4646")
Buy Forged Piston Set - 88mm(3.4646
£543.38 Exc VAT
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Big Healey
Part No: ENG403C
6
Application: BN1 - BN2
Steel Con Rod Set - H section - forged
Buy Steel Con Rod Set - H section - forged Online
£1,495.00 Exc VAT
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Performance
Part No: ENG403E
7
Application: BN1 - BN2
Race Big End Bearing Set- steel rods - std
Buy Race Big End Bearing Set- steel rods - std Online
£140.75 Exc VAT
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Performance
Part No: ENG433
8
Application: BN1 - BN2
Steel Crank Shaft - NEW - standard rods
Buy Steel Crank Shaft - NEW - standard rods Online
£2,846.25 Exc VAT
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Big Healey
Part No: ENG440
8A
Application: BN1 - BN2
Crank Gear - timing - USE ENG640
Buy Crank Gear - timing - USE ENG640 Online
Performance
Part No: ENG432SC
9
Application: BN1 - BN2
Steel Crankshaft - 12 Bolt - steel con rods
Buy Steel Crankshaft - 12 Bolt - steel con rods Online
£2,750.00 Exc VAT
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Big Healey
Part No: ENG443
10
Application: BN1 - BN2
Crank Super Damper - USE ENG644
Buy Crank Super Damper - USE ENG644 Online
Big Healey
Part No: ENG443P
12
Application: BN1 - BN2
Pulley - Super Damper - USE ENG644P
Buy Pulley - Super Damper - USE ENG644P Online
Performance
Part No: ENG433H
13
Application: BN1 - BN2
Oil Seal - 12 Bolt steel crank - USE ENG637H
Buy Oil Seal - 12 Bolt steel crank - USE ENG637H Online
Performance
Part No: ENG434K
14
Application: BN1 - BN2
12-Bolt Steel Crank Flywheel Bolt Kit - USE ENG632K
Buy 12-Bolt Steel Crank Flywheel Bolt Kit - USE ENG632K Online
Performance
Part No: ENG434AL
15A
Application: BN1 - BJ8
Aluminium Flywheel 9.5" - 8 Bolt - USE ENG632AL
Buy Aluminium Flywheel 9.5
Performance
Part No: ENG434C
15
Application: BN1 - BJ8
Steel Flywheel 9.5" - 8 Bolt - USE ENG632C
Buy Steel Flywheel 9.5
Performance
Part No: ENG434E
16
Application: BN1 - BJ8
Steel Flywheel 9.5" - 12 Bolt - USE ENG632E
Buy Steel Flywheel 9.5
Performance
Part No: ENG434H
18
Application: BN1 - BJ8
Steel Flywheel 7.25" - 12 Bolt - USE ENG632H
Buy Steel Flywheel 7.25
Performance
Part No: ENG435R
19
Application: BN1 - BN2
Lightweight Starter Ring Gear
Buy Lightweight Starter Ring Gear Online
Performance
Part No: ENG433A
20
Application: BN1 - BN2
Aluminium Back Plate
Buy Aluminium Back Plate Online
£89.50 Exc VAT
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Performance
Part No: ENG433B
20
Application: BN1 - BN2
Aluminium Back Plate - hydraulic clutch
Buy Aluminium Back Plate - hydraulic clutch Online
£89.50 Exc VAT
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Performance
Part No: ENG433E
21
Application: BN1 - BN2
Aluminium Back Plate - 12 bolt crank
Buy Aluminium Back Plate - 12 bolt crank Online
£261.47 Exc VAT
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Performance
Part No: ENG433G
21
Application: BN1 - BN2
Aluminium Back Plate - 12 bolt hydr clutch type
Buy Aluminium Back Plate - 12 bolt hydr clutch type Online
£261.47 Exc VAT
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Performance
Part No: ENG489
22
Application: BN1 - BN2
Conversion Kit - spin off filter - direct to block
Buy Conversion Kit - spin off filter - direct to block Online
£44.45 Exc VAT
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Big Healey
Part No: ENG489F
22A
Application: A/R
Filter - spin off type - USE ENG698F
Buy Filter - spin off type - USE ENG698F Online
Performance
Part No: ENG462
23
Application: BN1 - BN2
Pipe - oil delivery - Flexible
Buy Pipe - oil delivery - Flexible Online
£49.34 Exc VAT
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Performance
Part No: ENG412
24
Application: 100M
Piston Assy. set (X4) STD.
Buy Piston Assy. set (X4) STD. Online
£321.27 Exc VAT
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Performance
Part No: ENG412A
24
Application: 100M
Piston Assy. set (X4) +.020'
Buy Piston Assy. set (X4) +.020' Online
£321.27 Exc VAT
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Performance
Part No: ENG412B
24
Application: 100M
Piston Assy. set (X4) +.030'
Buy Piston Assy. set (X4) +.030' Online
£321.27 Exc VAT
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Performance
Part No: ENG412C
24
Application: 100M
Piston Assy. set (X4) +.040'
Buy Piston Assy. set (X4) +.040' Online
£321.27 Exc VAT
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Performance
Part No: ENG412D
24
Application: 100M
Piston Assy. set (X4) +.060'
Buy Piston Assy. set (X4) +.060' Online
£321.27 Exc VAT
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Performance
Part No: ENG439
27
Application: BN1 .207106 ON
Nut - main bearing cap - self lock
Buy Nut - main bearing cap - self lock Online
£2.05 Exc VAT
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Performance
Part No: ENG439A
28
Application: BN1 .207106 ON
Stud - main bearing cap
Buy Stud - main bearing cap Online
£11.02 Exc VAT
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Performance
Part No: ENG575
29
Application: BN1 - BN2
Timing Cover - lip seal conversion (exchange)
Buy Timing Cover - lip seal conversion (exchange) Online
£105.89 Exc VAT
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Performance
Part No: ENG570S
31
Application: BN1 - BN2
Retaining Strap Set - core plugs
Buy Retaining Strap Set - core plugs Online
£18.81 Exc VAT
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Big Healey
Part No: ENG442NA
32
Application: BN1 - BN2
Pulley - crankshaft - narrow belt type
Buy Pulley - crankshaft - narrow belt type Online
£85.46 Exc VAT
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RefPart NoProduct NameApplicationQty Per VehicleItems Per PackPrice Exc VATQuantityAdd To BasketWish List
1 ENG430 Conversion Kit - rear crank seal BN1 - BN2 1 ???? £80.09
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1A ENG430S Oil Seal - rear crank conversion kit - USE ENG634S BN1 - BN2 1 ???? Superseded
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2 ENG463AS Oil Strainer - use with ENG467 alloy sump BN1 - BN2 1 ???? £68.42
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3 ENG467B Aluminium Oil Sump Baffel BN1 - BN2 1 ???? £19.89
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4 ENG467 Aluminium Oil Sump BN1 - BN2 1 ???? £261.47
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4A ENG467M Alloy Sump Drain Plug - Magnetic BN1 - BN2 1 ???? Superseded
Cart
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5 ENG407F Forged Piston Set - 88mm(3.4646") BN1 - BN2 1 ???? £543.38
Cart
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WL
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6 ENG403C Steel Con Rod Set - H section - forged BN1 - BN2 1 ???? £1,495.00
Cart
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7 ENG403E Race Big End Bearing Set- steel rods - std BN1 - BN2 1 ???? £140.75
Cart
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8 ENG433 Steel Crank Shaft - NEW - standard rods BN1 - BN2 1 ???? £2,846.25
Cart
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WL
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8A ENG440 Crank Gear - timing - USE ENG640 BN1 - BN2 1 ???? Superseded
Cart
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9 ENG432SC Steel Crankshaft - 12 Bolt - steel con rods BN1 - BN2 1 ???? £2,750.00
Cart
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WL
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10 ENG443 Crank Super Damper - USE ENG644 BN1 - BN2 1 ???? Superseded
Cart
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12 ENG443P Pulley - Super Damper - USE ENG644P BN1 - BN2 1 ???? Superseded
Cart
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13 ENG433H Oil Seal - 12 Bolt steel crank - USE ENG637H BN1 - BN2 1 ???? Superseded
Cart
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14 ENG434K 12-Bolt Steel Crank Flywheel Bolt Kit - USE ENG632K BN1 - BN2 1 ???? Superseded
Cart
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15A ENG434AL Aluminium Flywheel 9.5" - 8 Bolt - USE ENG632AL BN1 - BJ8 1 ???? Superseded
Cart
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15 ENG434C Steel Flywheel 9.5" - 8 Bolt - USE ENG632C BN1 - BJ8 1 ???? Superseded
Cart
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16 ENG434E Steel Flywheel 9.5" - 12 Bolt - USE ENG632E BN1 - BJ8 1 ???? Superseded
Cart
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18 ENG434H Steel Flywheel 7.25" - 12 Bolt - USE ENG632H BN1 - BJ8 1 ???? Superseded
Cart
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19 ENG435R Lightweight Starter Ring Gear BN1 - BN2 1 ???? Superseded
Cart
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20 ENG433A Aluminium Back Plate BN1 - BN2 1 ???? £89.50
Cart
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20 ENG433B Aluminium Back Plate - hydraulic clutch BN1 - BN2 1 ???? £89.50
Cart
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21 ENG433E Aluminium Back Plate - 12 bolt crank BN1 - BN2 1 ???? £261.47
Cart
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WL
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21 ENG433G Aluminium Back Plate - 12 bolt hydr clutch type BN1 - BN2 1 ???? £261.47
Cart
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22 ENG489 Conversion Kit - spin off filter - direct to block BN1 - BN2 1 ???? £44.45
Cart
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WL
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22A ENG489F Filter - spin off type - USE ENG698F A/R 1 ???? Superseded
Cart
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23 ENG462 Pipe - oil delivery - Flexible BN1 - BN2 1 ???? £49.34
Cart
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WL
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24 ENG412 Piston Assy. set (X4) STD. 100M 1 ???? £321.27
Cart
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WL
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24 ENG412A Piston Assy. set (X4) +.020' 100M 1 ???? £321.27
Cart
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WL
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24 ENG412B Piston Assy. set (X4) +.030' 100M 1 ???? £321.27
Cart
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WL
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24 ENG412C Piston Assy. set (X4) +.040' 100M 1 ???? £321.27
Cart
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24 ENG412D Piston Assy. set (X4) +.060' 100M 1 ???? £321.27
Cart
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27 ENG439 Nut - main bearing cap - self lock BN1 .207106 ON 6 ???? £2.05
Cart
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28 ENG439A Stud - main bearing cap BN1 .207106 ON 6 ???? £11.02
Cart
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29 ENG575 Timing Cover - lip seal conversion (exchange) BN1 - BN2 1 ???? £105.89
Cart
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WL
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31 ENG570S Retaining Strap Set - core plugs BN1 - BN2 1 ???? £18.81
Cart
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WL
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32 ENG442NA Pulley - crankshaft - narrow belt type BN1 - BN2 1 ???? £85.46
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Items: 0
Sub Total: £0.00
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