Young Version — August 1999

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About this issue

The August 1999 issue of Young Version explores drift setups versus grip tuning through 22 shop demo cars, including S15 Silvias from Mine’s and Kazama Auto. Features cover front-wheel-drive builds taking on high-powered 4WD rivals, choosing a first drift car, and reviving a used AE86 Trueno on a ¥1 million total budget. Suspension fundamentals, engine-oil selection, rotary maintenance, new-parts tests, and reports from Hiroshima and California round out this look at Japan’s late-1990s tuning scene.

242 available scans from Young Version — August 1999, in right-to-left reading order. Japanese OCR and English translation drafts are available throughout. Drafts have not received exhaustive image proofreading; unreadable source remains recorded in the archival data.

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Page 37 — English draft translation

145.

…It puts out nearly that much power, with plenty of low-end torque too, so it's suited to circuit driving and drifting. They couldn't test it on track this time, but a short drive around town showed it was easy to handle: it works from low revs much like a stock turbo, while still delivering satisfying top-end power. At ¥218,000, the price is reasonable. Few NX-00 owners who drift have changed their turbines, so this could give you an edge. The 3S version fits SW20 MR2s built from October 1993 onward and ST205 Celica GT-Fours; the 1JZ version fits JZX100 models. SR and RB bolt-on versions are expected in autumn—owners, look forward to them!

Captions and page details
2.

Latest parts.

1.

Scramble.

4.

cml2

3.

Boost set to 1.4 kg/cm²…

6.

258.5ps

5.

Stock

22.

Power output (corrected).

20.

PS

18.

-260

17.

-270

13.

kW

10.

190

8.

200

21.

Power output (uncorrected).

19.

-220

35.

-210

16.

-230

15.

-260

30.

-200

14.

-240

11.

180

12.

160

9.

170

24.

150

36.

-190

32.

-170

33.

-160

34.

-150

31.

-180

25.

180

26.

120

27.

110.

23.

140

52.

-120

49.

-180

50.

-100

47.

-110

29.

-140

39.

v0

40.

70

38.

80

28.

100

37.

Stock engine, otherwise fully standard…

51.

-50

61.

-40

48.

-70

44.

-90

45.

-80

46.

-60

41.

60

42.

50

43.

40

56.

80

66.

-10

63.

-30

62.

-10

60.

-20

57.

20

58.

10

53.

-10

80.

7000

67.

6490

79.

6000

78.

6000

77.

4000

76.

8000

75.

2000

74.

1000

73.

40

72.

-50

65.

-30

64.

-20

55.

-20-

54.

-30

71.

PS

68.

Tested with a K1 turbine plus intake and exhaust parts and an Access CPU…

92.

After replacing the turbine, you'll need to tune it with an Access CPU. It costs ¥98,000.

91.

Power output (uncorrected).

90.

Power output (corrected).

89.

-840

88.

-380

85.

-400

86.

-380

69.

300

83.

260.

82.

280

101.

-280

87.

-320

98.

-260

84.

240

95.

200

81.

220+800

102.

-200

99.

-240

100.

-220

96.

160

97.

140

93.

180

103.

-180

109.

-140

110.

-120

108.

100

104.

100

94.

120--160

111.

-10

107.

10-60

105.

80-80

119.

-20

118.

-20

114.

-20

115.

-40-

113.

…

112.

…work…

127.

7000

126.

6000

125.

5000

124.

4000

129.

K15380.3ps

123.

3000

122.

2000

121.

1000

117.

--60

128.

For the chassis-dynamometer test, boost was set to 1.4 kg/cm². The OCR also mentions an EX… device setting.

131.

As you can see in the photo, it looks almost identical to the factory unit. It's surprising to get this much power from it.

130.

!

138.

…really…

136.

…though…

132.

Most turbines didn't have a setup for this, but Blitz has made one. The K1 turbine looks about the same size as the stock unit, but its larger compressor wheel moves more air. The impeller (the blades on the compressor side) also has a different blade count; the factory unit has…

133.

…[the K1] has a different number of blades. This improves boost efficiency at low and mid speeds, which means more low-end torque. As its name suggests, its output is around 380…

134.

Even on the MR2, Blitz measured…

135.

For the intake and exhaust, the setup used Blitz Sus Power (¥26,800) and a Nur-R muffler (¥69,800). It also sounds really good!

137.

MR2

140.

MR2

139.

NUR-SPECR

141.

NUR-SPI

144.

POWERINNOVATION

143.

BLITZ

142.

The impeller is the key.

147.

The K1-380V impeller is on the left and the stock one on the right. The lower diameter grows from 65 mm to 74 mm, and the upper diameter from 42 mm to 54 mm. This reportedly increases airflow by about 20%.

150.

3-8-3 Fujimi-cho, Chofu, Tokyo. Tel. 0424-89-3334.

149.

Blitz