xR - Series Engine Variants

[The Witzl]

Engine model and generation:
18R-GEU

Top End Modifications:
88253 head with injector reliefs cut.
EGR removed and blocked off.

Bottom end modifications:
9.7:1 pistons, 0.5mm oversize
balanced bottom end

Forced induction:
none.

Management:
Stock 18R-GEU with "tweaked" AFM (still wasn't good enough)
Converted 22R-E electronic ignition

Fuel used
BP Ultimate 98RON

Intake:
short pipe and pod filter on AFM

Exhaust:
4-2-1 extractors
2" press bent exhaust
hotdog style resonator
Redback muffler

Driveline:
W58 5-speed
T-series open diff, 4.11:1 gears
Exedy HD clutch

[hosking1991]

(taken from glytchs members ride thanks luke)





Engine model and generation:
18R-C
Removed emission controls
removed fan, conpressors, etc
custom high-density 2-core radiator
Electric 12" fan

Top End Modifications:

Bottom end modifications:

Forced induction:

Management:

Fuel used

Intake:
Machined inlet manifold
Weber DGV Carbie.
Redline Filter.

Exhaust:
HM header extractors
2 1/4" straight through exhaust (1 muffler)

Driveline:

[The Witzl]

Engine model and generation:
18R-GE

Top End Modifications:
88253 head with injector reliefs cut.
EGR removed and blocked off.

Bottom end modifications:
9.7:1 pistons, 0.5mm oversize
balanced bottom end

Forced induction:
none.

Management:
Megasquirt-2 ECU, V2.687t4 code
Direct coil control, Bosch MEC 718 coil
Electronic dissy lock-welded, VR ignition signal to MS-2
Innovate LC-1 wideband oxygen sensor

Fuel used
BP Ultimate 98RON

Intake:
pod filter, oil catch can

Exhaust:
4-2-1 extractors
2" press bent exhaust
hotdog style resonator
Redback muffler

Driveline:
W58 5-speed
T-series open diff, 4.11:1 gears
Exedy HD clutch

[beatle]

Engine model and generation:
21R-c 1981 RA60
removed all emissions control including EGR and air pump
removed Air con completely
Top End Modifications:
nil
Bottom end modifications:
nil
Forced induction:
nil
Management:
factory carby, timing increased, some fuel pulled
Fuel used
premium 95
Intake:
factory carby.

Exhaust:
stock bar muffler cut out replaced with straigt pipe plus hole
Driveline:
W57, open centre T diff

[jwebb2876]

Engine model and generation:
18R-C 1978 RT118
removed emissions gear, blocked off EGR
Top End Modifications:
Shaved and ported head, Crow hi-torque cam
Bottom end modifications:
40thou overbore, 9.5:1 compression
Forced induction:
none
Management:
34ADM Weber carby, rebuilt dizzy with 22RE electronic internals
Fuel used
premium 95 with 102 octane booster
Intake:
34ADM Weber carby, remote air filter assembly from a nissan nomad, Drift pod filter
Exhaust:
4-2-1 extractors, 2.25in mandrel bent straight through exhaust (redback muffler)
Driveline:
W40, welded T-series diff

This setup from memory made somewhere around 90RWHP. i'll post up the dyno sheet as soon as i find it

[river]

Hi,

18R-GTE.....



Rebuilt 18R-GUE (270 head), with forged pistons (8.5:1), stock cams, stock head gasket, SARD 700cc injectors, GT25 turbo, Autronics EM4, and running 12lb of boost.

This is the dyno from the initial tuning. When she's run in she will get re-tuned.

seeyuzz
river