2007 / 2008 Winter Rebuild

Tony

Tori

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Thanksgiving 2007

Jack's Parts 

Jack's TR-3

Fiers Car

Jack Flowbench

Tony's 1st TR-4

Tony's Red Rocket, new to Tony for 2002

Red Rocket Repaint

2007/8 Rebuild

VIR 2004

Mosport 2003

Grattan Aug 2003

Jack's Car - Old Blue

Old Blue's Demise

Jack's Next Car - New Blue under Construction

New Blue Racing

Mid-Ohio 50th Anniversary Triumph Reunion Page

Radiator Page

Overdrive

Dual Circuit Brakes

Meredydd Francke's TR-4

Test Page

Tom's Football Page

 

Page 2: Engine Disassembly

Page 1: Drivetrain removal    Page 2: Engine Disassembly    Page 3: Engine Assembly    Page 4: Drivetrain installation

Cam Failure Detail

(click on thumbnails for larger image)

Valve cover removed:

DSCN0131.JPG (219619 bytes)

Detail of where I've had to carve on the rocker stand to clear the head stud:

DSCN0132.JPG (144283 bytes)

Head with rockers removed:

DSCN0133.JPG (229840 bytes)

Here's the pushrods - you'll notice they are shiny where they very slightly touch the top of the tube in the head - that tell me we're at the limit of movement there:

DSCN0134.JPG (229603 bytes)

Headgasket - overview, rear cylinders intake notch, front cylinders intake notch (x 2), funny looking detail next to #2 cylinder:

DSCN0135.JPG (146383 bytes)   DSCN0137.JPG (108807 bytes)   DSCN0138.JPG (137237 bytes)   DSCN0139.JPG (193978 bytes)   DSCN0140.JPG (154247 bytes)

Head - overview, rear cylinders, front cylinders, front cylinder:

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Headgasket, bottom side, cylinders are numbered on newspaper.  Note groove from o-ring on cylinder.  Top of cylinder showing o-rings as well:

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Tappet bottoms, front to rear:

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Front cover off, you can see the adjustable cam sprocket:

DSCN0159.JPG (197004 bytes)

Camshaft - disappointing shots of screwed up cam lobes:

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First two pistons out, shot of rod bearings

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Other two pistons out, shot of rod bearings - look mediocre as usual.  This is after 4 races.

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Crank in the block - note the "strap" on the center main bearing.

DSCN0170.JPG (193401 bytes)

Removing main bearings - home-made puller for rear main, shots of bearings - these are the tri-metal bearings and look mediocre too.

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Crank removed - crank journals look perfect, thankfully

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Shots of the main bearings left in the block

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Head disassembly - valve spring compressor shots (note the valve "caps" in the 3rd shot - helps the roller rockers stay on top of the valves), valves / springs / keepers in labeled cups, head with valves out

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Shots of the rear main split lip seal:

Seal1.JPG (121541 bytes)   Seal2.JPG (127423 bytes)   Housing.JPG (103401 bytes)

Details of front lifting eye:

LiftingEye1.JPG (68631 bytes)   LiftingEye2.JPG (74342 bytes)

Details of front main aluminum block holes and surfaces:

FrontBlockPanSide.JPG (76620 bytes)   FrontBlockMainSide.JPG (75166 bytes)   FrontMain.JPG (54761 bytes)